Broccoli Cheese Balls

1 1/2 heaping cups fresh broccoli floret

1 cup shredded Colby cheese

1 cup shredded cheddar cheese

4 ounces Velveeta, cut into small chunks

1/2 teaspoon crushed red pepper flakes

2 1/4 cups Panko crumbs, divided

1 egg, lightly beaten

1/2 cup all-purpose flour

2 eggs, …