caramelized onion and roasted cauliflower tart

Recipe by
Sherry Blizzard
Piney Flats, TN

Georgia grown Vidalia onions are prolific...hubby couldn't stand it and had to buy a huge bag....This was an awesome recipe. Next up...... Pizza

yield 6 -8
prep time 40 Min
cook time 40 Min
method Bake

Ingredients For caramelized onion and roasted cauliflower tart

  • ROASTING THE CAULIFLOWER. PREHEAT THE OVEN TO 425. BAKE THIS FOR 15 MINUTES. TURN THE CAULIFLOWER OVER AND ROAST ANOTHER 15 MINUTES. TAKE OUT AND LET COOL
  • 1 sm
    head cauliflower, clean and slice. separate into 1" slices.
  • 3 1/2 Tbsp
    olive oil
  • 1 Tbsp
    truffle oil (i used white truffle oil)
  • salt and pepper to taste
  • CARAMELIZING THE ONIONS
  • 1 lg
    onion (use vidalia if possible) cut in half and slice thin.
  • 1 1/2 Tbsp
    good olive oil
  • TART DOUGH:
  • 1 1/4 c
    ap flour
  • 1 Tbsp
    cornstarch....plus 2 more teaspoons!
  • 1/4 tsp
    salt
  • 6 Tbsp
    butter, cold,diced in
  • 1 egg
  • INSIDES:
  • 2 lg
    eggs
  • 1 (7-8) oz
    marscapone cheese
  • 1/2 c
    whipping cream
  • 1/4 tsp
    white pepper
  • pinch
    ground nutmeg
  • 1 c
    grated guyere cheese
  • 1/3 c
    parmesan cheese

How To Make caramelized onion and roasted cauliflower tart

  • 1
    Preheat oven to 450F. Toss the cauliflower in the oil. Spread out onto a non stick baking sheet. Season with salt and pepper. Cook for 15, then flip. Cook 15 minutes more and remove from oven.
  • Caramelized Onions
    2
    In a good skillet, bring 1 1/2 tbps of good olive oil to a shimmer. Add thin sliced Vidalia onions, add in a pinch or two of salt and pepper and stir, stir, stir...for about 30 minutes until they turn a beautiful golden brown. Don't ignore those fronds.
  • My crust.  I like it but I am not a huge fan of dijon mustard
    3
    MAKE UP THAT DOUGH: I really hate working with pastry, but this was pretty harmless.
  • This is really decadent!
    4
    I used a whisk: Flour, cornstarch, salt and butter. Then add in the egg. I lost my pastry blender in the move to the lower 48 and had to use a fork....gave that up quick and used my grandma's fingers to get the pea sized effect I needed.
  • 5
    Smash that dough all together and roll it thin. Yes, I cheated and used plastic wrap as a medium. Transfer the dough to the tart pan and press in. Now lightly coat the dough with 1 TBSP Dijon mustard, bottom and sides.
  • 6
    Layering the Stuff: After pressing in the tart dough and brushing the bottom and sides with dijon, add in the onions. Top with cauliflower.
  • 7
    In a bowl, mix the eggs, marscapone, cream, white pepper, nutmeg and Guyere. Pour over the top of the tart. I had to use my hands to redistribute the cheesiness.
  • Dang, but that is the icing on the cake.....shut the door and come to the table.
    8
    Top with 1/3 cup Parmesan cheese. Bake 350F for 40 minutes.
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