Slow Cooker Liver and Onions with Bacon Tips, FAQ & printable recipe

Tips for success

For the best texture, choose liver that is uniformly sliced, about 1/2-inch thick. Thinner slices may overcook and become dry, while thicker slices may not cook through in the same time.

If your slices are uneven, check the thickest part for doneness and adjust the cooking time accordingly. The bacon should be cooked until very crisp before adding, as it will soften slightly in the slow cooker.

To make the gravy even richer, you can stir in a tablespoon of butter or a splash of cream after cooking, but this is optional.

If you prefer a thicker gravy, mix 1 tablespoon cornstarch with 2 tablespoons cold water and stir into the liquid during the last 30 minutes of cooking. Let the dish rest before serving — this allows the flavors to meld and the liver to relax.

Variations

• Add Mushrooms: Add 8 oz sliced cremini mushrooms along with the onions. They will release moisture and add an earthy depth that complements the liver and bacon beautifully.
• Use Chicken Livers: Swap beef liver for 1 lb chicken livers. Reduce cooking time to 2-3 hours on low, as chicken livers cook faster and can become dry if overcooked.
• Spicy Kick: Add 1/2 teaspoon red pepper flakes or a dash of hot sauce along with the garlic pepper for a subtle heat that cuts through the richness.
• Herb Infusion: Sprinkle 1 teaspoon dried thyme or rosemary over the onions before adding the broth. These herbs pair well with liver and add a fragrant note.

Storage and make-ahead

Fridge

Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently with a splash of broth to keep the gravy moist.

Freezer

Freeze in an airtight container for up to 2 months. Thaw overnight in the refrigerator before reheating.

Reheat

Reheat in a skillet over medium-low heat, adding a splash of broth or water to loosen the gravy. Stir gently until warmed through.

Store leftover liver and onions in an airtight container in the refrigerator for up to 3 days. The flavors will continue to develop, and the leftovers can be gently reheated in a skillet or microwave.

To reheat, add a splash of broth or water to keep the gravy from drying out. The liver will become more tender upon reheating, but be careful not to overcook it.

This recipe is ideal for making ahead. Cook the liver and onions as directed, then let the dish cool completely (within 2 hours of cooking). Store in the refrigerator for up to 3 days.

Reheat gently on the stovetop or in the microwave until warmed through. The liver will keep its tenderness, and the gravy can be loosened with a little broth if needed.

Serving ideas

Serve the liver and onions hot, with the gravy spooned over the top. This dish pairs beautifully with mashed potatoes, egg noodles, or crusty bread to soak up the rich gravy. A side of steamed green beans or a crisp green salad adds a fresh contrast to the hearty flavors. For a classic pairing, serve with buttery peas or roasted carrots.

For a more substantial meal, spoon the liver and onions over a bed of creamy polenta or buttery rice. The sweetness of the onions and the smokiness of the bacon complement the liver's rich, mineral flavor. A sprinkle of fresh parsley just before serving adds a pop of color and freshness. This is comfort food at its best.

Frequently asked questions

Recipe card

Slow Cooker Liver and Onions with Bacon

Prep 10 minCook 4 hTotal 4 h 10 minServes 4

Ingredients

• 1 lb beef liver, sliced
• 1 large yellow onion, sliced into half-moons
• 4 slices bacon, cooked and chopped
• 1 tsp garlic pepper seasoning
• 1 cup beef broth

Instructions

1. Place the sliced beef liver in the bottom of the slow cooker, overlapping slightly if needed. Spread the slices evenly so they cover the bottom in a single layer as much as possible.
2. Scatter the sliced onions over the liver, then sprinkle the chopped cooked bacon on top. The onions and bacon should cover the liver completely.
3. Sprinkle the garlic pepper seasoning evenly over the onions and bacon. Pour the beef broth over everything, ensuring the liquid spreads evenly without washing the seasoning off the top.
4. Cover the slow cooker and cook on low for 4 hours, or until the liver is tender and cooked through. The liver should reach an internal temperature of 145°F (63°C) for safety, but it will be more tender if cooked to 160°F (71°C). Let it rest for 3 minutes before slicing.
5. Turn off the slow cooker and let the liver rest for 5 minutes before serving. Serve the liver with the onions, bacon, and gravy spooned over the top.

Contains: gluten, milk

Estimated nutrition per serving

Calories

350

Protein

30 g

Carbohydrates

10 g

Fat

20 g

Automatic estimate from the ingredient list, not laboratory-verified.