herb + slime =small hp

Slime + slime = small mp 

Slime + tooth + tooth = atk potion

Rabbit meat = BBQ

Beef = BBQ

Ice core + ice core + ice core = standard MP

Egg + egg = double egg

Egg = boiled egg

Mushroom + mushroom = stew

Tentacle + tentacle = takoyaki 

Slime + tooth = birth control

Red core + red core + red core = Atk potion

Slime + ice core = birth control 

Devil wing + devil wing = small speed potion

Meat + slime = small speed potion

ice core + egg = standard healing potion