To cook food in Kingdom Come you just have to use … Chest in Engraver's workshop. Both methods get you free horse, but stealing is risky and less noble. Below are a list you can get with their stats. Go to your inventory and you can select horse from the top menu (third option along) - it works the same as your own inventory, you can select items and move back to yourself. Quest objectives of At Your Service, My Lady.
In Kingdom Come Deliverance your inventory limit (weight limit) is determined by your strength statistic. I found out that Lady Stephanie of Talmberg wants to talk to me.