Zucchini and Tomato Bake

Name: Zucchini and Tomato Bake
Prep time: 15 min
Cook time: 35 min
Total time: 50 min
Ingredients: 2 medium zucchini, sliced in 1/4 inch slices; 3 medium tomatoes, sliced in 1/4 inch slices; 1 medium sweet onion, sliced in 1/4 inch slices; 1/2 teaspoon salt; 1/4 teaspoon black pepper; 1/2 teaspoon garlic powder; 1 cup shredded cheddar cheese; 4 tablespoon butter, melted; 1/2 cup panko bread crumbs, or crushed butter crackers - like Ritz