Keto Cottage Pie - Cauliflower Mash & Ground Beef

Name: Keto Cottage Pie - Cauliflower Mash & Ground Beef
Cook time: 55 min
Total time: 55 min
Cuisine: American, Australian, British
Ingredients: 3 tablespoons olive oil; 2 cloves garlic (crushed); 1 tablespoon dried oregano; 1 small Onion (diced); 3 sticks celery (diced); 1 teaspoon Salt; 2 pounds ground beef; 3 tablespoons tomato paste; 1 cup Beef Stock; 1/4 cup Red Wine Vinegar; 2 tablespoons fresh thyme leaves; 10 ounces green beans (cut into 1in lengths); 1.6 pounds Cauliflower (cut into florets); 3 ounces Butter; 1/2 teaspoon Salt; 1/4 teaspoon Pepper; 3 Egg Yolks; pinch Paprika; pinch dried oregano