Cozy Shepherds Pie

Name: Cozy Shepherd's Pie
Ingredients: 2 pounds Potato ; peeled and cubed; 1/4 c. Sour cream; 1/4 c. milk; 1/2 t. sage; 1 t. butter; 1/2 t. salt; 1/8 t. pepper; 2 t. olive oil; 2 c. carrot; 6 c. Mushrooms; 1 t. sage; 1 Garlic cloves; 1/4 c. flour; 1 1/4 c. beef broth; 1/2 c. Red Wine; 2 T. Tomato paste; 1 T. Red wine vinegar; 3 c. roast beef ; leftover; 1/2 t. Paprika