Heat oven to 400°F. Heat 1 tablespoon of the oil in medium skillet over medium heat until hot. Add tomatoes, garlic and green chiles; cook 1 to 2 minutes or until thoroughly heated, stirring occasionally. Spread in bottom of ungreased 9 or 10-inch quiche dish or glass pie pan. Top with cauliflower in cheese sauce.
In small bowl, combine bread crumbs, Parmesan cheese and remaining 2 tablespoons oil; mix well. Sprinkle over cauliflower mixture.
Bake at 400°F. for 20 to 22 minutes or until edges are bubbly and bread crumbs are golden brown.