Butter makes sure that all the mixture is binded together. It is a water/fat emulsion and also makes a cake tender, moist and creamy, and adds some color.
Definitely not. You can include some peanut butter if you want the flavor, but peanut butter isn't pure fat like butter so you'll still need most of the butter.
vegetable oil or butter
The major difference between a sponge cake and a butter cake is that a sponge cake has no fat in it, should be light in texture. A sponge cake not stored correctly will go dry quickly. A cake with butter in is a firmer moist cake which should keep longer.
Butter is always good.
Baking-wise it will work,but the butter may taste better.
margerine or soya butter
do you want a salty cake
You can, but peanut butter had a different consistency and texture and taste than regular butter. It will change how the final cake come out.
Usually a whole cake has more calories than a stick of butter.
A list of creamy cakes includes Angel food cake, Carrot cake, butter cake, Butterfly cake, Easter Cake, Dobos cake, Gooey butter cake, and many others.
Butter is used in cakes to give the cake a richer taste. If butter is not used, the ingredients are often too dry or the recipe ends up tasting bland. Butter provides the saltier aspect to the sweet dish, so that you end up with the best of both worlds.
it makes the cake thicker and fattning