Chicken Cauliflower Fried Rice

Name: Chicken Cauliflower Fried Rice
Ingredients: 1 medium head cauliflower, stem removed; 3 teaspoons canola or vegetable oil; 2 large eggs, lightly beaten; 3 cloves garlic, minced; One 1-inch piece fresh ginger, peeled and grated; 1 cup frozen mixed peas and carrots, thawed; 1/4 cup thinly sliced scallions; 1/4 cup plus 2 tablespoons low-sodium soy sauce, plus more for serving, optional; 2 tablespoons sesame oil; 2 cooked chicken breasts, diced (I used a rotisserie chicken); Hot sauce, for serving, optional