Pizza stuffed peppers

Name: Pizza stuffed peppers
Cuisine: European, American, Italian, Mediterranean
Ingredients: 1 lb extra lean ground beef; 3 cloves garlic, minced; 1 tsp Italian seasoning; sea salt and pepper to taste about 1/4 teaspoon each; 1 14.5 oz. jar diced tomatoes with juice; 1 cup marinara sauce; 3 large bell peppers, any color, sliced in half, seeds and membraines removed; 1/2 cup turkey pepperoni; 1/4 cup black pitted olives, sliced; 3 slices Colby jack cheese