A simple gratin made by topping avocado with low-carb cauliflower mash and baking it. It's a healthy dish that is satisfyingly filling and provides high-quality fats. The savory flavor of bacon boosts the satisfaction level. It's quick to make and perfect for meal prep.

About This Recipe

This "Avocado Gratin with Cauliflower Mash" is a satisfying, healthy recipe that combines low-carb, fiber-rich cauliflower with avocado, which is packed with vitamins and high-quality fats. Our team felt it was perfect for those times when we want a filling meal but want to avoid heavy dishes. It's great for breakfast, brunch, or a light lunch, and we highly recommend it for anyone on a low-carb or ketogenic diet. When I actually made it, the creaminess of the avocado and the crispy bacon paired surprisingly well, and it was a hit with my family too.

Ingredients (Serves 2)

  • Cauliflower: 1 head (medium size, about 400-500g)
  • Grass-fed butter: 2 tbsp
  • Coconut oil: 2 tbsp (MCT oil is also fine)
  • Bacon: 2 slices (thinly sliced and cooked until crispy)
  • Sea salt: 1/2 tsp (adjust to taste)
  • Black pepper: to taste
  • Avocado: 1-2 (depending on size. Here we assume 1 avocado shared between 2 people)
  • (Optional) Grated Parmesan cheese: 2 tbsp, or mozzarella to taste
  • For garnish: Italian parsley or shredded red cabbage, to taste

Instructions

  1. Preheat the oven to 220°C (if you have a broiler function, using it at the end will give a nice browning).
  2. Cut the cauliflower into small florets and boil in salted water until tender (about 8-12 minutes). A skewer should easily pierce through.
  3. Once boiled, drain well and transfer to a bowl while still hot. Add the grass-fed butter and coconut oil, and mash until smooth using a food processor or masher. Taste and adjust the seasoning with sea salt and black pepper. Mixing in some Parmesan here is also delicious if you like.
  4. Cook the bacon in a frying pan until crispy, drain excess fat on a paper towel, then crumble it finely and mix it into the cauliflower mash (you can also just sprinkle the bacon on top).
  5. Cut the avocado in half, remove the pit, and make deep, easy-to-eat scores in the flesh (the skin will be used as a bowl).
  6. Generously stuff the cauliflower mash into the hollow of the avocado, and lightly score the surface with a fork to create a pattern. Top with cheese if desired.
  7. Bake in the preheated oven for about 6-10 minutes. Once the cheese has melted and the surface is lightly browned, remove it from the oven (broiling for a short time will give it a nice savory finish).
  8. Finish by sprinkling with coarsely ground black pepper and garnishing with chopped parsley or red cabbage. Serve while hot.

Nutrition & Health Benefits

This recipe is low in carbohydrates and rich in dietary fiber, making it great for preventing rapid spikes in blood sugar while keeping you feeling full. Cauliflower contains vitamin C, folate, and potassium, which help with antioxidant activity and metabolic support. Avocado is rich in monounsaturated fatty acids (oleic acid), vitamin E, potassium, and dietary fiber, making it an excellent ingredient for cardiovascular health and maintaining satiety. Grass-fed butter and coconut oil (MCT) provide fats that are easily converted into energy. Be mindful of the sodium content in the bacon; if you want to reduce your salt intake, adjust the amount or use herbs for flavoring instead. The prepared mash can be stored in the refrigerator for 2-3 days, making it a convenient option for busy days.

Recipe Variations

  • If you prefer not to use bacon, adding crushed smoked mushrooms or nuts (like walnuts or cashews) will provide a nice texture and umami flavor.
  • Adding cheese gives it richness, but if you want to avoid dairy, sprinkling nutritional yeast for flavor is also recommended.
  • When you want more volume, mixing in shredded chicken breast or flaked salmon will boost the protein content.
  • If you want a bit of heat, a sprinkle of chili flakes or smoked paprika at the end makes a great accent.
  • If you want an even smoother mash, adding 1-2 tablespoons of heavy cream or Greek yogurt is also delicious (just be mindful of the calories).

Summary

"Avocado Gratin with Cauliflower Mash," made with simple ingredients, is a healthy and satisfying dish. When I actually made it, the contrast between the rich, creamy avocado and the crispy bacon was the key to keeping it delicious down to the last bite. It pairs well with breakfast, lunch, or a light dinner, and is highly versatile for meal prep and variations. Please give it a try and customize it with your favorite toppings!