My Mother's Swiss Steak

Ingredients (9)

• ✓ ¼ cup all-purpose flour
• + ½ teaspoon salt add to pantry
• + ¼ teaspoon ground black pepper add to pantry
• + 2 pounds beef round steak, cut 1-inch thick add to pantry
• ✓ 2 tablespoons vegetable oil
• ✓ ¼ cup water, or as needed
• + 1 (14.5 ounce) can diced tomatoes add to pantry
• + ½ cup minced green bell pepper add to pantry
• + 1 teaspoon onion powder add to pantry