"Cooking this ground beef recipe in a cast iron skillet transforms a calzone into a hearty kid-friendly casserole that satisfies six diners...."
INGREDIENTS
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1 pound ground beef or uncooked ground turkey
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1/4 cup chopped onion
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1 1 pound portion fresh pizza dough* or one 1-pound portion frozen pizza dough, thawed
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1/2 cup marinara sauce
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2 cups shredded mozzarella cheese or shredded Italian blend cheeses (8 ounces)
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1 cup sliced fresh mushrooms
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1 cup chopped red, green, and/or yellow sweet peppers (2 small)
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1/2 teaspoon dried oregano, crushed
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1/4 - 1/2 teaspoon crushed red pepper
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Marinara sauce, warmed
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Snipped fresh parsley and/or crushed red pepper (optional)
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Grated Parmesan cheese (optional)