Horseradish Mashed Cauliflower

1 head cauliflower
1/2 tsp salt
pepper to taste
2 cloves roasted elephant garlic (or 4-6 cloves normal sized garlic, roasted)
2 Tbsp grated fresh horseradish
4 Tbsp clarified butter or olive oil

Peel and grate horseradish. 

Steam cauliflower until it's soft and mashable. Place cauliflower in a bowl and add butter or olive oil and start mashing. Add the rest of the ingredients and keep mashing until everything is fully combined.