How long does ore take to smelt in Rust?

It depends on the furnace. Per minute: a Furnace smelts 36 Sulfur Ore, 18 Metal Ore, 9 High Quality Metal Ore; a Large Furnace smelts 180 Sulfur Ore, 90 Metal Ore, 45 High Quality Metal Ore; a Electric Furnace smelts 60 Sulfur Ore, 30 Metal Ore, 15 High Quality Metal Ore. The rate is shared across every ore stack in the furnace.

How long does meat take to cook in Rust?

The base time is 20s (Raw Fish) to 30s (Raw Wolf Meat) per piece; each oven cooks faster than that by its own speed. Take it off the heat when done or it burns.

How many slots does a furnace have in Rust?

A Furnace has 6 slots (1 fuel, 2 ore, 3 output) and a Large Furnace 17 (2 fuel, 5 ore, 10 output).

What cooks the most food at once in Rust?

The Barbeque, with 3 cooking slots. A Camp Fire has 1. Cook speed is shared across every stack, so more food on the grill does not raise total output.

Rust Cooking & Smelting

What each furnace, campfire and oven turns things into, and how long it takes. Take cooked food off the heat or it burns.

Smelting rates

Input	Output	Furnace	Large Furnace	Electric Furnace
Sulfur Ore	Sulfur	36	180	60
Metal Ore	Metal Fragments	18	90	30
High Quality Metal Ore	High Quality Metal	9	45	15

Units per minute, shared across every stack in the oven.

Ovens and appliances

Oven	Does	Fuel	Slots
Large Furnace	Smelts ore	Wood	17
Barbeque	Cooks food	Wood	8
Furnace	Smelts ore	Wood	6
Electric Furnace	Smelts ore	Electric	5
Small Oil Refinery	Refines crude oil into Low Grade Fuel	Wood	5
Camp Fire	Cooks food	Wood	4
Cursed Cauldron	Cooks food	Wood	4
Hobo Barrel	Cooks food	Wood	4
Skull Fire Pit	Cooks food	Wood	4
Stone Fireplace	Cooks food	Wood	4

Most slots first.

Cooking and refining times

Input	Output	Seconds
Honeycomb	Jar of Honey	2
Crude Oil	Low Grade Fuelmakes 3	10
Raw Fish	Cooked Fish	20
Raw Horse Meat	Cooked Horse Meat	26
Raw Bear Meat	Cooked Bear Meat	30
Raw Big Cat Meat	Cooked Big Cat Meat	30
Raw Chicken Breast	Cooked Chicken	30
Raw Beef	Cooked Beef	30
Raw Crocodile Meat	Cooked Crocodile Meat	30
Raw Deer Meat	Cooked Deer Meat	30
Raw Human Meat	Cooked Human Meat	30
Raw Mutton	Cooked Mutton	30
Raw Pork	Cooked Pork	30
Raw Snake Meat	Cooked Snake Meat	30
Raw Wolf Meat	Cooked Wolf Meat	30
Empty Can Of Beans	Metal Fragmentsmakes 15	30
Empty Tuna Can	Metal Fragmentsmakes 10	30

Base time per piece, before oven speed.

Meat cooking time by oven

Raw	Cooked	Camp Fire and 4 more	Barbeque
Raw Fish	Cooked Fish	10	2.5
Raw Horse Meat	Cooked Horse Meat	13	3.5
Raw Bear Meat	Cooked Bear Meat	15	4
Raw Big Cat Meat	Cooked Big Cat Meat	15	4
Raw Chicken Breast	Cooked Chicken	15	4
Raw Beef	Cooked Beef	15	4
Raw Crocodile Meat	Cooked Crocodile Meat	15	4
Raw Deer Meat	Cooked Deer Meat	15	4
Raw Human Meat	Cooked Human Meat	15	4
Raw Mutton	Cooked Mutton	15	4
Raw Pork	Cooked Pork	15	4
Raw Snake Meat	Cooked Snake Meat	15	4
Raw Wolf Meat	Cooked Wolf Meat	15	4

Seconds for one piece. The columns are Camp Fire, Cursed Cauldron, Hobo Barrel, Skull Fire Pit, Stone Fireplace; and Barbeque. The speed is shared across every stack, so two stacks take twice as long. Left on the heat, cooked meat burns.

Cooking Workbench recipes

Food	Buff	Recipe
Brioche Bread	Fed to a horse: it turns food into dung 3.125× as fast 10 min	×5 ×2 ×5
Bread Loaf	Fed to a horse: it turns food into dung 2.5× as fast 6 min	×5
Apple Pie	Night vision 15 min	×3 ×1 ×2
Rich Apple Pie	Night vision 20 min	×3 ×1 ×2 ×4
Bear Pie	Gather, scrap and harvest buffs ×1.5, but they run out 2× faster 15 min	×3 ×2 ×2 ×3
Rich Bear Pie	Gather, scrap and harvest buffs ×1.75, but they run out 2× faster 15 min	×3 ×2 ×2 ×3 ×4
Beef Pie	+75% max calories (up to 875) 120 min	×3 ×3 ×3
Rich Beef Pie	+100% max calories (up to 1000) 120 min	×3 ×3 ×3 ×4
Big Cat Pie	Hunter vision (animals highlighted) 30 min	×3 ×3 ×2
Rich Big Cat Pie	Hunter vision (animals highlighted) 40 min	×3 ×3 ×2 ×4
Chicken Pie	Better genes on seeds you plant (bad genes get 52% less weight) 10 min	×3 ×3 ×3 ×3
Rich Chicken Pie	Better genes on seeds you plant (bad genes get 65% less weight) 10 min	×3 ×3 ×3 ×3 ×4
Crocodile Pie	Animals, sharks and bees leave you alone and flee within 16 m 30 min	×3 ×3 ×2
Rich Crocodile Pie	Animals, sharks and bees leave you alone and flee within 16 m 40 min	×3 ×3 ×2 ×4
Fish Pie	Comfort (speeds passive healing) 20 min	×3 ×3 ×1 ×2 ×1
Rich Fish Pie	Comfort (speeds passive healing) 25 min	×3 ×3 ×2 ×1 ×6
Hunters Pie	90% less bleeding from hits and falls 30 min	×3 ×3 ×1 ×2 ×2
Rich Hunters Pie	No bleeding from hits or falls 30 min	×3 ×3 ×2 ×2 ×6
Shepherds Pie	Livestock bond with you 2× as fast, and bulls tolerate you 15 min	×3 ×3 ×2 ×1
Rich Shepherds Pie	Livestock bond with you 2.5× as fast, and bulls tolerate you 15 min	×3 ×3 ×2 ×4
Pork Pie	Heals over time 3× as fast 30 min	×3 ×3 ×2
Rich Pork Pie	Heals over time 3.5× as fast 30 min	×3 ×3 ×2 ×4
Pumpkin Pie	+10% max health 10 min	×3 ×3 ×1
Rich Pumpkin Pie	+15% max health 10 min	×3 ×3 ×1 ×4
Survivor's Pie	Bonus harvest yield (not ore/wood mining) 5 min	-

A Rich pie is its base pie with 4 or 6 Cream added (Rich Fish Pie leaves out the Mushroom; Rich Hunters Pie leaves out the Mushroom; Rich Shepherds Pie leaves out the Potato). Its buff is stronger or lasts longer.

Farming & Crops Food Spoilage Gathering Fishing Teas Deployables Furnace Optimizer

Rust cooking: common questions

How long does ore take to smelt in Rust?: It depends on the furnace. Per minute: a Furnace smelts 36 Sulfur Ore, 18 Metal Ore, 9 High Quality Metal Ore; a Large Furnace smelts 180 Sulfur Ore, 90 Metal Ore, 45 High Quality Metal Ore; a Electric Furnace smelts 60 Sulfur Ore, 30 Metal Ore, 15 High Quality Metal Ore. The rate is shared across every ore stack in the furnace.
How long does meat take to cook in Rust?: The base time is 20s (Raw Fish) to 30s (Raw Wolf Meat) per piece; each oven cooks faster than that by its own speed. Take it off the heat when done or it burns.
How many slots does a furnace have in Rust?: A Furnace has 6 slots (1 fuel, 2 ore, 3 output) and a Large Furnace 17 (2 fuel, 5 ore, 10 output).
What cooks the most food at once in Rust?: The Barbeque, with 3 cooking slots. A Camp Fire has 1. Cook speed is shared across every stack, so more food on the grill does not raise total output.