diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/AbstractPoweredFurnaceBlockEntity.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/AbstractPoweredFurnaceBlockEntity.kt
index 6defd22b6..8afae2f5c 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/AbstractPoweredFurnaceBlockEntity.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/AbstractPoweredFurnaceBlockEntity.kt
@@ -29,33 +29,60 @@ import ru.dbotthepony.mc.otm.capability.energy.WorkerEnergyStorage
 import ru.dbotthepony.mc.otm.config.MachinesConfig
 import ru.dbotthepony.mc.otm.config.WorkerBalanceValues
 import ru.dbotthepony.mc.otm.container.CombinedContainer
-import ru.dbotthepony.mc.otm.container.HandlerFilter
-import ru.dbotthepony.mc.otm.container.MatteryContainer
 import ru.dbotthepony.mc.otm.container.balance
-import ru.dbotthepony.mc.otm.core.collect.filter
-import ru.dbotthepony.mc.otm.core.collect.maybe
+import ru.dbotthepony.mc.otm.container.slotted.AutomationFilters
+import ru.dbotthepony.mc.otm.container.slotted.FilteredContainerSlot
+import ru.dbotthepony.mc.otm.container.slotted.SlottedContainer
+import ru.dbotthepony.mc.otm.core.SimpleCache
 import ru.dbotthepony.mc.otm.core.immutableList
 import ru.dbotthepony.mc.otm.core.otmRandom
+import ru.dbotthepony.mc.otm.core.util.ItemStackKey
+import ru.dbotthepony.mc.otm.core.util.asKey
 import ru.dbotthepony.mc.otm.menu.tech.PoweredFurnaceMenu
 import ru.dbotthepony.mc.otm.recipe.MatteryCookingRecipe
 import ru.dbotthepony.mc.otm.recipe.MicrowaveRecipe
 import ru.dbotthepony.mc.otm.registry.game.MBlockEntities
 import ru.dbotthepony.mc.otm.registry.game.MRecipes
+import java.time.Duration
 
 sealed class AbstractPoweredFurnaceBlockEntity<P : AbstractCookingRecipe, S : MatteryCookingRecipe>(
 	type: BlockEntityType<*>,
 	blockPos: BlockPos,
 	blockState: BlockState,
-	val recipeType: RecipeType<P>,
-	val secondaryRecipeType: RecipeType<S>?,
-	val config: WorkerBalanceValues,
 	maxJobs: Int = 2
 ) : MatteryWorkerBlockEntity<ItemJob>(type, blockPos, blockState, ItemJob.CODEC, maxJobs) {
+	abstract val recipeType: RecipeType<P>
+	abstract val secondaryRecipeType: RecipeType<S>?
+	abstract val config: WorkerBalanceValues
+
 	final override val upgrades = makeUpgrades(2, UpgradeType.BASIC_PROCESSING)
 	final override val energy = ProfiledEnergyStorage(WorkerEnergyStorage(this::energyLevelUpdated, upgrades.transform(config)))
 
-	val inputs = MatteryContainer(this::itemContainerUpdated, maxJobs)
-	val outputs = MatteryContainer(this::itemContainerUpdated, maxJobs)
+	private inner class InputSlot(container: SlottedContainer, slot: Int) : FilteredContainerSlot(container, slot) {
+		override fun canAutomationPlaceItem(itemStack: ItemStack): Boolean {
+			if (!super.canAutomationPlaceItem(itemStack))
+				return false
+
+			val level = level ?: return true
+
+			return acceptableItems.get(itemStack.asKey()) {
+				val input = SingleRecipeInput(itemStack)
+				val secondaryRecipeType = secondaryRecipeType
+
+				if (secondaryRecipeType != null && level.recipeManager.byType(secondaryRecipeType).any { it.value.matches(input, level) })
+					return@get true
+
+				return@get level.recipeManager.byType(recipeType).any { it.value.matches(input, level) }
+			}
+		}
+
+		override fun canAutomationTakeItem(desired: Int): Boolean {
+			return false
+		}
+	}
+
+	val inputs = SlottedContainer.simple(maxJobs, ::InputSlot, ::itemContainerUpdated)
+	val outputs = SlottedContainer.simple(maxJobs, AutomationFilters.ONLY_OUT.simpleProvider, ::itemContainerUpdated)
 
 	init {
 		addDroppableContainer(inputs)
@@ -76,8 +103,8 @@ sealed class AbstractPoweredFurnaceBlockEntity<P : AbstractCookingRecipe, S : Ma
 	val experience = ExperienceStorage(config::maxExperienceStored).also(::addNeighbourListener)
 	val energyConfig = ConfigurableEnergy(energy)
 	val itemConfig = ConfigurableItemHandler(
-		input = inputs.handler(HandlerFilter.OnlyIn),
-		output = outputs.handler(HandlerFilter.OnlyOut),
+		input = inputs,
+		output = outputs,
 		battery = batteryContainer
 	)
 
@@ -127,13 +154,13 @@ sealed class AbstractPoweredFurnaceBlockEntity<P : AbstractCookingRecipe, S : Ma
 			return JobContainer.noItem()
 
 		val level = level as? ServerLevel ?: return JobContainer.failure()
+		val secondaryRecipeType = secondaryRecipeType
 
 		if (secondaryRecipeType != null) {
 			val recipe = level.recipeManager
 				.byType(secondaryRecipeType)
-				.iterator()
-				.filter { it.value.matches(SingleRecipeInput(inputs[id]), level) }
-				.maybe()?.value
+				.firstOrNull { it.value.matches(SingleRecipeInput(inputs[id]), level) }
+				?.value
 
 			if (recipe != null) {
 				val toProcess = inputs[id].count.coerceAtMost(1 + upgrades.processingItems)
@@ -172,24 +199,47 @@ sealed class AbstractPoweredFurnaceBlockEntity<P : AbstractCookingRecipe, S : Ma
 			))
 		}.orElse(JobContainer.noItem())
 	}
+
+	companion object {
+		// shared by all furnace instances, so cache should be large enough
+		private val acceptableItems = SimpleCache<ItemStackKey, Boolean>(16384L, Duration.ofMinutes(1))
+	}
 }
 
-class PoweredFurnaceBlockEntity(blockPos: BlockPos, blockState: BlockState) : AbstractPoweredFurnaceBlockEntity<SmeltingRecipe, MatteryCookingRecipe>(
-	MBlockEntities.POWERED_FURNACE, blockPos, blockState, RecipeType.SMELTING, null, MachinesConfig.POWERED_FURNACE) {
+class PoweredFurnaceBlockEntity(blockPos: BlockPos, blockState: BlockState) : AbstractPoweredFurnaceBlockEntity<SmeltingRecipe, MatteryCookingRecipe>(MBlockEntities.POWERED_FURNACE, blockPos, blockState) {
+	override val recipeType: RecipeType<SmeltingRecipe>
+		get() = RecipeType.SMELTING
+	override val secondaryRecipeType: RecipeType<MatteryCookingRecipe>?
+		get() = null
+	override val config: WorkerBalanceValues
+		get() = MachinesConfig.POWERED_FURNACE
+
 	override fun createMenu(containerID: Int, inventory: Inventory, ply: Player): AbstractContainerMenu {
 		return PoweredFurnaceMenu.furnace(containerID, inventory, this)
 	}
 }
 
-class PoweredBlastFurnaceBlockEntity(blockPos: BlockPos, blockState: BlockState) : AbstractPoweredFurnaceBlockEntity<BlastingRecipe, MatteryCookingRecipe>(
-	MBlockEntities.POWERED_BLAST_FURNACE, blockPos, blockState, RecipeType.BLASTING, null, MachinesConfig.POWERED_FURNACE) {
+class PoweredBlastFurnaceBlockEntity(blockPos: BlockPos, blockState: BlockState) : AbstractPoweredFurnaceBlockEntity<BlastingRecipe, MatteryCookingRecipe>(MBlockEntities.POWERED_BLAST_FURNACE, blockPos, blockState) {
+	override val recipeType: RecipeType<BlastingRecipe>
+		get() = RecipeType.BLASTING
+	override val secondaryRecipeType: RecipeType<MatteryCookingRecipe>?
+		get() = null
+	override val config: WorkerBalanceValues
+		get() = MachinesConfig.POWERED_FURNACE
+
 	override fun createMenu(containerID: Int, inventory: Inventory, ply: Player): AbstractContainerMenu {
 		return PoweredFurnaceMenu.blasting(containerID, inventory, this)
 	}
 }
 
-class PoweredSmokerBlockEntity(blockPos: BlockPos, blockState: BlockState) : AbstractPoweredFurnaceBlockEntity<SmokingRecipe, MicrowaveRecipe>(
-	MBlockEntities.POWERED_SMOKER, blockPos, blockState, RecipeType.SMOKING, MRecipes.MICROWAVE, MachinesConfig.POWERED_FURNACE) {
+class PoweredSmokerBlockEntity(blockPos: BlockPos, blockState: BlockState) : AbstractPoweredFurnaceBlockEntity<SmokingRecipe, MicrowaveRecipe>(MBlockEntities.POWERED_SMOKER, blockPos, blockState) {
+	override val recipeType: RecipeType<SmokingRecipe>
+		get() = RecipeType.SMOKING
+	override val secondaryRecipeType: RecipeType<MicrowaveRecipe>
+		get() = MRecipes.MICROWAVE
+	override val config: WorkerBalanceValues
+		get() = MachinesConfig.POWERED_FURNACE
+
 	override fun createMenu(containerID: Int, inventory: Inventory, ply: Player): AbstractContainerMenu {
 		return PoweredFurnaceMenu.smoking(containerID, inventory, this)
 	}
diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/menu/tech/PoweredFurnaceMenu.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/menu/tech/PoweredFurnaceMenu.kt
index 85739a185..f66e42b08 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/menu/tech/PoweredFurnaceMenu.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/menu/tech/PoweredFurnaceMenu.kt
@@ -1,19 +1,24 @@
 package ru.dbotthepony.mc.otm.menu.tech
 
+import com.google.common.collect.ImmutableList
 import mezz.jei.api.constants.RecipeTypes
 import mezz.jei.api.recipe.RecipeType
 import net.minecraft.server.level.ServerPlayer
-import net.minecraft.world.SimpleContainer
 import net.minecraft.world.entity.player.Inventory
 import net.minecraft.world.inventory.MenuType
+import net.minecraft.world.item.crafting.Recipe
+import net.minecraft.world.item.crafting.SingleRecipeInput
 import ru.dbotthepony.mc.otm.block.entity.tech.AbstractPoweredFurnaceBlockEntity
 import ru.dbotthepony.mc.otm.block.entity.tech.PoweredBlastFurnaceBlockEntity
 import ru.dbotthepony.mc.otm.block.entity.tech.PoweredFurnaceBlockEntity
 import ru.dbotthepony.mc.otm.block.entity.tech.PoweredSmokerBlockEntity
 import ru.dbotthepony.mc.otm.compat.jei.MicrowaveRecipeCategory
+import ru.dbotthepony.mc.otm.container.EnhancedContainer
+import ru.dbotthepony.mc.otm.container.slotted.SlottedContainer
 import ru.dbotthepony.mc.otm.core.immutableList
 import ru.dbotthepony.mc.otm.menu.OutputMenuSlot
 import ru.dbotthepony.mc.otm.menu.MatteryMenuSlot
+import ru.dbotthepony.mc.otm.menu.UserFilteredMenuSlot
 import ru.dbotthepony.mc.otm.menu.input.BooleanInputWithFeedback
 import ru.dbotthepony.mc.otm.menu.input.EnergyConfigPlayerInput
 import ru.dbotthepony.mc.otm.menu.input.ItemConfigPlayerInput
@@ -23,6 +28,7 @@ import ru.dbotthepony.mc.otm.menu.widget.ProfiledLevelGaugeWidget
 import ru.dbotthepony.mc.otm.menu.widget.ProgressGaugeWidget
 import ru.dbotthepony.mc.otm.menu.widget.TakeExperienceWidget
 import ru.dbotthepony.mc.otm.registry.game.MMenus
+import ru.dbotthepony.mc.otm.registry.game.MRecipes
 import java.util.function.Supplier
 
 class PoweredFurnaceMenu(
@@ -31,8 +37,10 @@ class PoweredFurnaceMenu(
 	inventory: Inventory,
 	tile: AbstractPoweredFurnaceBlockEntity<*, *>? = null
 ) : AbstractProcessingMachineMenu(type, containerID, inventory, tile) {
-	val inputSlots = makeSlots(tile?.inputs ?: SimpleContainer(2), ::MatteryMenuSlot)
-	val outputSlots = makeSlots(tile?.outputs ?: SimpleContainer(2)) { c, s -> OutputMenuSlot(c, s) { tile?.experience?.popExperience(player as ServerPlayer) } }
+	// we can't make these slots to reject non-smeltable items
+	// since mods may add obscure recipes/ingredients which never test true on client
+	val inputSlots = makeSlots(tile?.inputs ?: SlottedContainer.filtered(2), ::UserFilteredMenuSlot)
+	val outputSlots = makeSlots(tile?.outputs ?: EnhancedContainer(2)) { c, s -> OutputMenuSlot(c, s) { tile?.experience?.popExperience(player as ServerPlayer) } }
 	val progressGauge = immutableList(2) { ProgressGaugeWidget(this, tile?.jobEventLoops?.get(it)) }
 
 	override val itemConfig = ItemConfigPlayerInput(this, tile?.itemConfig, allowPush = true)