Learn how to make gravy without drippings using this red wine onion gravy recipe! Luxurious and incredibly savory, it’s an easy homemade gravy made from simple, yet flavor-packed ingredients.
Melt the butter in a large skillet over medium high heat.
Add the sliced onions and cook for about 30 minutes until beginning to caramelize.
Add the red wine and thyme, bring to a boil, then reduce the heat to a simmer and cook for 10 minutes.
Add the broth, Worcestershire sauce, mustard, salt, and pepper, bring to a boil, then reduce the heat to a low simmer and cook for 20 minutes.
Remove the thyme stems.
In a small bowl whisk together the cornstarch and 2 TBSP water. Slowly add the cornstarch mixture to the gravy whisking to combine. Boil just until thickened. Season with additional salt and pepper, to taste.