Try spraying your egg beater with non-stick cooking spray before you use it to make cookies or cake. There's less clean up and this prevents it from clumping up your batter.
By mamacrafter
What a great idea. Thanks for sharing.
Broiler Creates Too Much Smoke in Kitchen?
How to Crush Egg Shells
Make Your Own Egg Beaters?
Can I Make Cole Slaw With a Ninja Master Prep?
Uses for Egg Cartons
Making Egg Salad