Anonymous Cooking and serving your foods is/are food is the key to your success! As shown above. Although 'cooking' and 'serving' are two different things, they go together by sharing the same direct object.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
AnonymousCooking and servingAs shown above. Although 'cooking' and 'serving' are two different things, they go together by sharing the same direct object. Moreover, they link to the singular 'key'. For these reasons, I would use 'is'.your foods is/arefood is the key to your success!