Smothered Beef Liver Recipe

Ingredients

• 3 tablespoons vegetable oil
• 1 large onion, sliced
• 1 pound beef liver
• 0.5 cup all-purpose flour
• 1 teaspoon salt, or to taste
• 0.25 teaspoon ground black pepper, or to taste
• 1 (8 ounce) can tomato sauce
• 0.25 cup water
• 0.5 teaspoon dried oregano