Best Roast Beef Sandwich With Caramelized Onions And Grainy Mustard Horseradish Mayo Recipes

Roast Beef Sandwich with Caramelized Onions and Grainy Mustard, Horseradish Mayo image

Time 1h

Yield 4

Number Of Ingredients 11

1 tablespoon olive oil
4 cups onion, sliced
1/2 cup water
4 buns, cut in half and lightly toasted
4 slices cheese, cheddar, swiss or provolone
1 pound roast beef, warm and thinly sliced
1/4 cup gravy
2 tablespoons mayonnaise
1 tablespoon horseradish
1 tablespoon grainy mustard
1 handful arugula (optional)

Steps:

Heat the oil in a pan over medium heat.
Add the onions and water and cook, covered, until completely tender and caramelized and golden, about 40-50 minutes, adding more water as needed.
Mix the mayo, horseradish and mustard.
Assemble sandwiches and enjoy!

Roast Beef Sandwiches With Caramelized Onion image

Provided by JESMom

Time 30m

Yield 3 serving(s)

Number Of Ingredients 5

1 teaspoon olive oil
1 vidalia onion, cut into strips
6 teaspoons honey mustard
6 slices rye bread
6 ounces roast beef

Steps:

Cook the onion in the oil in a large skillet over medium heat for about 8 minutes, until it's soft, stirring occasionally.
Reduce the heat to low and cook until the onion is golden brown, about 20 minutes more.
Spread 1/3 of the mustard on 3 slices of bread. Add the onion mixture and beef.

Nutrition Facts : Calories 316.9, Fat 9.4, SaturatedFat 2.5, Cholesterol 44.2, Sodium 545, Carbohydrate 37.3, Fiber 4.4, Sugar 5.8, Protein 21.1