Roasted Red Onion Soup - cooking recipe

Ingredients

10 c. red onions, sliced
a little olive oil
1 tsp. flour
1 tsp. sugar
8 c. beef broth

Preparation

Bake onions with a little olive oil in 420\u00b0 oven until onions are soft.
Add to flour, sugar, and beef broth.
Bring to a boil for 30 minutes.
Remove from heat and serve.