Preheat oven to 350°F. Generously spray 12 regular muffin cups with cooking spray; set aside.
Mix together cracker crumbs and Parmesan cheese in small bowl; set aside. Place broccoli in medium microwave-safe bowl with 1 tablespoon water; cover. Microwave on HIGH 2 minutes; drain well. Chop into smaller pieces. Spoon broccoli evenly into muffin cups; top evenly with corn, crumb mixture and Cheddar cheese. Pour Egg Beaters evenly over filled cups.
Bake 18 to 22 minutes or until puffed and knife inserted in centers comes out clean. Let stand 2 minutes; run table knife around edges to loosen.