Best Recipes Ever - Beef and Mushroom Cheeseburgers

For the ultimate burger, spread these with our lightened-up creamy Lemon Chive Aioli.

Ingredients:

8 cremini mushrooms
1 small onion, coarsely chopped
1 lb (454 g) extra-lean ground beef
1 tsp (5 mL) chopped fresh thyme
1 tsp (5 mL) dry mustard
1/2 tsp (2 mL) salt
1/4 tsp (1 mL) black pepper
1/4 tsp (1 mL) cayenne pepper
4 slices Cheddar cheese
2 cups (500 mL) baby arugula
2 tomatoes, sliced
4 whole grain kaiser rolls, halved and toasted

Preparation:

In food processor, finely chop mushrooms with onion; scrape into large bowl.

Add beef, thyme, mustard, salt, and black and cayenne peppers; mix until combined. Shape into four 1/2-inch (1 cm) thick patties.

Place on greased grill or in grill pan over medium-high heat; close lid and cook, turning once, until digital rapid-read thermometer inserted sideways into centre of each reads 160°F (71°C), 10 to 12 minutes.

Top each patty with cheese. Sandwich with arugula and tomatoes in rolls.

Servings: 4

Tags: arugula, beef, cayenne pepper, cheddar cheese, dry mustard, kaiser rolls, mushrooms, onion, thyme, tomatoes