INGREDIENTS
1
Beef chuck roast, 3-4 pounds, large
1 clove
Garlic
1
Parsley, Fresh
1 tsp
Shallot
1/2 cup
Beef broth
2 tbsp
Mayonnaise
1/2 tsp
Mustard
1/4 cup
Flour
1/2 tsp
Pepper
1/2 tsp
Salt
1
Salt and pepper
2 tbsp
Apple cider vinegar
1 stick
Butter, unsalted
1/2 cup
Buttermilk
3 tbsp
Sour cream