Cauliflower And Caramelized Onion Tart

Name: Cauliflower And Caramelized Onion Tart
Prep time: 1 h 5 min
Cook time: 1 h 5 min
Total time: 1 h 5 min
Yield: 8
Cuisine: Global
Ingredients: 6 Tbsps butter, diced; 454 grams small head of cauliflower (about or 1 lb of a larger head of cauliflower, cut into 1-inch flowerets (Romanesco cauliflower, especially orange or green, would be a pretty substitute); 1 Tbsp cornstarch; 1 Tbsp Dijon mustard; 1 egg; 2 larges eggs; 296 milliliters flour; 1 pinch Pinch of ground nutmeg; 237 milliliters grated Gruyère cheese (Swiss or Comté are great swaps); 198 grams mascarpone cheese (see Note below for suggested substitutions); 4 Tbsps olive oil; 1 large onion, halved lenghtwise and thinly sliced; 79 milliliters Parmesan cheese; 1 refrigerated pie crust or a homemade tart shell (recipe below); 0 teaspoons salt; 1 Tbsp truffle oil or 3 pinches of truffle salt (optional) (see Notes below); 118 milliliters whipping cream (although any low- or full-fat milk or light cream will work as well); 0 teaspoons ground white or black pepper

Cauliflower And Caramelized Onion Tart might be just the hor d'oeuvre you are searching for. This recipe serves 8. This recipe covers 15% of your daily requirements of vitamins and minerals. One serving contains 610 calories, 15g of protein, and 47g of fat. If you have flour, ground nutmeg, onion, and a few other ingredients on hand, you can make it. From preparation to the plate, this recipe takes about 1 hour and 5 minutes.