Cheese Master

Cost: 200 coins
Limit: 1

Cheddar Cheese:
Sell Price: 23 coins
Products used: Milk
Profit: 5 coins (21.7%)

Buffalo Milk Cheese:
Sell Price: 55 coins
Products used: Buffalo Milk
Profit: 13 coins (23.6%)

Goat Cheese:
Sell Price: 34 coins
Products used: Goat Milk
Profit: 19 coins (55.9%)

(The profit I give is based on what it costs to plant the initial crop used. If the items used to create a product are not from a crop, their cost isn't factored into the profit. It's as though I'm assuming the cost is incomparable (RC to coins) or that the item is "paid off")