Roasted Cauliflower Gratin

Ingredients

• 1 head of cauliflower (1 large head or 2 small heads, cut into florets) Salt and freshly ground pepper to taste
• 3 tablespoons + 2 teaspoons olive oil
• 1 small onion, sliced into thin slices
• 2 teaspoons minced garlic
• 1 teaspoon dried thyme
• 1 14 oz can chopped tomatoes
• ⅛ teaspoon cinnamon
• 3 eggs
• 2 ½ ounces soft goat cheese (about 1/2 cup plus 2 tablespoons)
• Salt and pepper to taste