Roasted Cauliflower and Garlic Soup

Name: Roasted Cauliflower and Garlic Soup
Prep time: 15 min
Cook time: 45 min
Total time: 1 h
Yield: 6
Cuisine: American
Ingredients: 1 large head cauliflower (florets); 1 head garlic (top cut off); 3 tbsp olive oil; 1 1/2 tsp salt; 1 onion (diced); 1 tbsp butter; 5 cup vegetable broth; 1/2 cup grated Parmesan; Chives, crispy shallots

Prep 15 min Cook 45 min Total 1 hr Servings 6

By Lukasz Jagiello

Published Oct 11, 2026 · Updated Oct 11, 2026

Jump to recipe

About this recipe

I only post recipes that I have tried and verified and are good to my taste — all taste may vary.

Roasting brings sweetness and nutty depth that boiled cauliflower can't.

Ingredients

1 large head cauliflower florets
1 head garlic top cut off
3 tbsp olive oil
1 1/2 tsp salt
1 onion diced
1 tbsp butter
5 cup vegetable broth
1/2 cup grated Parmesan
Chives, crispy shallots

Method

01

Roast florets and garlic with oil and salt at 425°F for 30 minutes.
02

Cook onion in butter 6 minutes; add broth, roasted cauliflower and squeezed garlic.
03

Simmer 10 minutes, blend until silky, and stir in Parmesan.
04

Top with chives and shallots.

Notes & swaps

Roasting brings sweetness and nutty depth that boiled cauliflower can't.

Roasted Cauliflower and Garlic Soup

Ingredients

Method

Notes & swaps

Related recipes

Avgolemono (Greek Lemon Chicken Soup)

Barszcz czerwony (Wigilia clear beet broth)

Weekend Beef Pho

Get recipes via email