Grandmaw Cain's Beef Tips and Rice

Name: Grandmaw Cain's Beef Tips and Rice
Prep time: 10 min
Cook time: 35 min
Total time: 45 min
Yield: 8
Ingredients: 2 lbs Beef stew meat; 1 (8 ounce) package Mushrooms; 1/4 cup All-purpose flour; 2 (6 ounce) packages Long grain and wild rice mix; 3 tbsp Olive oil; 3 tbsp Butter; 5 cups Water