Cook zucchini, pepper and garlic in margarine in large skillet over medium-high heat. Drain well; stir in rice. Cool; stir in cheese. Press approximately 1 tablespoon rice mixture into miniature muffin pans coated with cooking spray.
Combine eggs, milk, Italian seasoning and salt; pour evenly over rice mixture. Bake at 350 degrees 25 minutes or until set. Cool in pan 5 minutes before removing.