INGREDIENTS
1 1/2
lbs Beef sirloin, steak
1
Garlic clove
8 oz
Mushrooms, fresh
1
Onion, medium
2
Spaghetti squash, small
1 1/2 cups
Beef stock
1 tbsp
Worcestershire sauce
2 tbsp
Cornstarch
1/2 tsp
Kosher salt
1
Salt and pepper
1 tbsp
Olive oil
1 tbsp
Butter, unsalted
3/4 cup
Greek yogurt, low fat or nonfat plain
2 tbsp
Parmesan cheese