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Mashed Cauliflower with Caramelized Onions

Cauliflower Mashed and then topped with Caramelized Onions make a great addition to your dinner menu.
Prep Time10 mins
Cook Time30 mins
Total Time40 mins
Course: Dinner
Cuisine: American
Servings: 4 -6 servings
Author: Stephanie


  • 1 medium head cauliflower
  • 3 tbsp. butter divided
  • ½ cup sour cream
  • salt & pepper to taste
  • ½ tsp. garlic powder
  • ¼ tsp. onion powder
  • dash of cayenne pepper
  • 4 ounces Monterey Jack cheese
  • 2 medium/ large yellow onions
  • 1 tbsp. olive oil
  • 1 ½ tbsp. balsamic vinegar


  • Bring large pot of lightly salted water to a boil.
  • Meanwhile break cauliflower into bite size florets. When water is boiling carefully add cauliflower.
  • Reduce heat to medium high and cook cauliflower about 15 minutes till fork tender.
  • Drain cauliflower well. Add back to pot, then add 2 tbsp. butter, sour cream, salt & pepper, garlic powder, onion powder, cayenne pepper and mash with potato masher. When you have nice consistency add cheese and combine till melted.
  • While cauliflower is cooking thinly slice onions and add to saute pan with 1 tbsp. butter and olive oil. Cook about 10 minutes, then add couple dashes of salt and combine. Continue to cook onions over medium heat another 15-20 minutes stirring several times. During the last few minutes of cooking drizzle with balsamic vinegar.
  • Top on Mashed Cauliflower and serve immediately or you could also keep warm in oven till ready to eat.