INGREDIENTS
1 tbsp
canola oil
2
medium sweet onions, diced (about 3 cups)
10 oz
white mushrooms, about 4
1 lb
lean ground beef, preferably grass fed
3 tbsp
flour
1 cup
crushed tomatoes
1 cup
reduced-sodium chicken broth
1 tbsp
maple syrup or brown sugar
1 tbsp
white vinegar
1 tbsp
Worcestershire sauce
3/4 tsp
salt
1/2 tsp
chopped fresh thyme
Freshly ground pepper
allspice
8
whole grain buns, toasted if desired