Bison Burgers with Barbecue Sauce

Bison Burgers with Chipotle BBQ Sauce Recipe
Serves 4

Ingredients:
1 lb. ground bison
Salt and freshly ground black pepper
4 Kaiser or potato rolls, split
4 slices sharp cheddar cheese
¼ cup Chipotle BBQ Sauce (recipe below)
4 leaves lettuce
4 slices tomato

Method:
1. Preheat grill to medium heat
2. Form meat into 4, ½-inch thick patties, using your thumb to make an indentation in the center, which will keep the burgers from rounding out, like a meatball
3. Season both sides of each patty with salt and pepper
4. Grill patties until desired doneness (140°F for medium)
5. Top each patty with a slice of cheese. Toast the buns
6. Remove burgers and buns from heat. Place on buns, top with desired condiments and enjoy

Chipotle BBQ Sauce
Yields 2 cups

Ingredients:
2 tsp. vegetable oil
1 cup diced yellow onion
3 cloves garlic, minced
½ cup prepared ketchup
¼ cup chipotles in Adodo sauce
¼ cup Worcestershire sauce
3 Tbsp. brown sugar
2 Tbsp. apple cider vinegar
2 Tbsp. freshly squeezed lemon juice
½ tsp. Dijon mustard
1 tsp. kosher salt

Method:
1. In a large, heavy saucepan heat the oil over medium heat and add the onion and sauté until translucent. Add the garlic and cook one minute
2. Add the ketchup and chipotles with adobo sauce and cook for 5 minutes. Add remaining ingredients stir and let simmer for 15-20 minutes
3. As the sauce thickens, stir more often so it does not scorch. Remove the sauce from the heat and allow it to cool
4. Place the sauce in a blender, or food processor, and purée