INGREDIENTS
1 1/2
lbs Sirloin steak tips
1 lb
Cremini mushrooms
2 cloves
Garlic
4 tbsp
Balsamic vinegar
1 tsp
Dijon mustard
1/4 cup
Tamari or soy sauce
1/4 tsp
Black pepper, freshly ground
1 tbsp
Granulated sugar
1/2 tsp
Kosher salt
4 tbsp
Vegetable oil
2 tbsp
Butter, unsalted