INGREDIENTS
1 cup
Carrot
1 cup
Celery
2
Garlic cloves
2/3 cup
Lentils, dry
1/2 cup
Onion
3 1/2 cups
Vegetable broth
2 tbsp
Mustard, prepared
1 8 ounce can
Tomato sauce
2/3 cup
Brown rice
2 tbsp
Brown sugar
2 tbsp
Vinegar
8
Hamburger buns or 8 french rolls