Ingredients

2 tbsp butter

1 onion, sliced

8 oz. Mushrooms

2 pounds of Ground Beef (bison was a big hit for us)

Good pinch each of Salt and Pepper

Sass Bleu Cheese Dressing

Burger buns

Directions

Melt the butter in a frying pan and add the mushrooms and onions. Sauté them over medium heat, until the mushr