Liver & Onions Irish Lassie's Style Recipe - (4.4/5)

Ingredients

• 1 teaspoon olive oil, or more if needed
• 1 clove garlic, minced
• 4 large sweet onions (such as Vidalia®), thinly sliced
• 1 1/2 tablespoons green bell pepper, finely chopped (optional)
• 1 1/2 tablespoons red bell pepper, finely chopped (optional)
• 1/2 cup fresh mushrooms, sliced (optional)
• Salt and black pepper, to taste
• 1/4 cup butter
• 1 pound calf's liver, skinned, deveined, and sliced
• 1/4 cup all-purpose flour
• 2 cups cold water
• 2 teaspoons beef bouillon granules
• 1 tablespoon red wine