Ingredients
- 1 pound ground beef
- 1 can (16 ounces) refried beans
- 1 envelope taco seasoning
- 1/4 cup salsa
- 2 cups shredded cheddar cheese
- 3/4 cup sliced ripe olives, divided
- 4 tubes (13.8 ounces each) refrigerated pizza crust
- 2 large egg whites, lightly beaten
- 3 cups shredded Monterey Jack cheese