Beef bourguignon and potato pie

Name: Beef bourguignon and potato pie
Ingredients: 500 gram (1 pound) minced (ground) beef; 30 gram (1 ounce) butter; 1 medium brown onion (150g), chopped finely; 4 rindless bacon slices (260g), chopped finely; 155 gram (5 ounces) button mushrooms, sliced thinly; 2 clove garlic, crushed; 2 tablespoon plain (all-purpose) flour; 1 cup (250ml) dry red wine; 1 cup (250ml) beef stock; 2 tablespoon tomato paste; 2 fresh bay leaves; 1 kilogram (2 pounds) potatoes, chopped coarsely; 30 gram (1 ounce) butter, extra; 1/3 cup (80ml) pouring cream, heated