1Heat oven to 375°F. Spray 18 muffin cups with cooking spray.
2In 10-inch skillet, brown beef with pizza seasoning and salt over medium-high heat until beef is browned; drain. Return beef to skillet; stir in pizza sauce.
3Place 1 wonton skin in each muffin cup. Divide half of ground beef evenly among muffin cups. Top each with about 1 tablespoon cheese. Repeat layers starting with second wonton skin.
4Bake 20 minutes or until cheese is bubbly.