Learn how to make the ultimate homemade onion gravy with this easy and rich recipe. Perfect for elevating mashed potatoes, roasted meats, or hearty comfort food dishes, this caramelized onion gravy combines simple ingredients with bold flavor. Ideal for holiday dinners, everyday meals, or special occasions, it’s the best onion gravy you’ll ever make!

Ingredients
- 4 tablespoons butter
- 2 large yellow onions, sliced into 1/2-inch thick pieces
- 2 cups beef broth
- 1 beef bouillon cube
- 1 1/2 teaspoons Worcestershire sauce
- 1 teaspoon onion powder
- 1 teaspoon dried thyme
- 1/2 teaspoon ground sage
- 1/2 teaspoon garlic powder
- 3 tablespoons cornstarch
- 3 tablespoons cold water
- 1 tablespoon cold unsalted butter (optional for finishing)
Instructions
- Prepare the Onions:
- Slice the onions evenly into 1/2-inch thick pieces to ensure even cooking.
- Cook the Onions:
- Melt 4 tablespoons of butter in a pot over medium heat. Add the sliced onions.
- Partially cover the pot and allow the onions to simmer, soften, and reduce for about 25 minutes. Stir every few minutes, reducing the heat if they start to cook too quickly.
- Prepare the Gravy Mixture:
- In a small bowl, whisk together the cornstarch and cold water until smooth.
- Add the beef broth, Worcestershire sauce, onion powder, dried thyme, ground sage, and garlic powder to the cornstarch mixture. Stir well to combine and refrigerate until needed.
- Combine and Thicken:
- Once the onions are fully reduced, whisk the prepared gravy mixture again to ensure the cornstarch hasn’t settled at the bottom.
- Pour the mixture into the pot with the onions. Use the liquid to deglaze the pot, scraping up any browned bits from the bottom to enhance the flavor.
- Add the beef bouillon cube and stir until dissolved.
- Bring the mixture to a boil, then reduce to a simmer. Cook until the gravy reaches your desired thickness, stirring occasionally.
- Optional Finish:
- Remove the gravy from heat and stir in 1 tablespoon of cold unsalted butter for a smooth, velvety texture. This technique, known as “monter au beurre,” is commonly used by chefs for a luxurious finish.
Why You’ll Love This Recipe
- Rich Flavor: The caramelized onions and blend of seasonings create a deeply savory and satisfying gravy.
- Versatile: Perfect for pairing with mashed potatoes, roasted meats, or vegetables.
- Simple Ingredients: Uses pantry staples and everyday ingredients.
- Elevated Finish: The optional butter step adds a professional touch.
Tips
- Caramelize Slowly: Take your time reducing the onions; this is key to their sweet, rich flavor.
- Deglazing: Scraping the pot’s bottom with the liquid enhances the gravy’s depth of flavor.
- Consistency Check: Adjust the cornstarch amount for a thicker or thinner gravy as desired.
Variations and Substitutions
- Vegetarian Option: Use vegetable broth and a vegetarian bouillon cube.
- Herbs: Swap thyme for rosemary or parsley for a different flavor profile.
- Extra Richness: Add a splash of cream or a dollop of sour cream.
FAQs
- Can I make this ahead of time? Yes! Store it in an airtight container in the fridge for up to 3 days. Reheat gently on the stovetop.
- What if my gravy is too thick? Thin it out with a little more broth or water.
- Can I freeze it? Absolutely. Let it cool completely and freeze in portions for up to 3 months.
Serving and Suggestions
- Serve this onion gravy over mashed potatoes, roasted turkey, or meatloaf.
- Use it as a dip for crusty bread or drizzle over roasted vegetables for added flavor.
- Pair with classic sides like green beans, stuffing, or Yorkshire puddings for a comforting meal.
Onion Gravy Recipe
2
servings5
minutes35
minutesIngredients
4 tablespoons butter
2 large yellow onions, sliced into 1/2-inch thick pieces
2 cups beef broth
1 beef bouillon cube
1 1/2 teaspoons Worcestershire sauce
1 teaspoon onion powder
1 teaspoon dried thyme
1/2 teaspoon ground sage
1/2 teaspoon garlic powder
3 tablespoons cornstarch
3 tablespoons cold water
1 tablespoon cold unsalted butter (optional for finishing)
Directions
- Prepare the Onions:
- Slice the onions evenly into 1/2-inch thick pieces to ensure even cooking.
- Cook the Onions:
- Melt 4 tablespoons of butter in a pot over medium heat. Add the sliced onions.
- Partially cover the pot and allow the onions to simmer, soften, and reduce for about 25 minutes. Stir every few minutes, reducing the heat if they start to cook too quickly.
- Prepare the Gravy Mixture:
- In a small bowl, whisk together the cornstarch and cold water until smooth.
- Add the beef broth, Worcestershire sauce, onion powder, dried thyme, ground sage, and garlic powder to the cornstarch mixture. Stir well to combine and refrigerate until needed.
- Combine and Thicken:
- Once the onions are fully reduced, whisk the prepared gravy mixture again to ensure the cornstarch hasn’t settled at the bottom.
- Pour the mixture into the pot with the onions. Use the liquid to deglaze the pot, scraping up any browned bits from the bottom to enhance the flavor.
- Add the beef bouillon cube and stir until dissolved.
- Bring the mixture to a boil, then reduce to a simmer. Cook until the gravy reaches your desired thickness, stirring occasionally.
- Optional Finish:
- Remove the gravy from heat and stir in 1 tablespoon of cold unsalted butter for a smooth, velvety texture. This technique, known as “monter au beurre,” is commonly used by chefs for a luxurious finish.
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