Heat oven to 350°. Melt 1 tbsp butter in a 10-inch oven-safe nonstick skillet over med-high. Add mushrooms and cook 8 min. Add tomatoes and cook 3 min. Stir in cauliflower and 1 tbsp butter. Season with 1/8 tsp each salt and pepper and remove from heat.Advertisement
Whisk eggs, milk, 1/2 tsp salt and 1/8 tsp pepper in a medium bowl. Sprinkle half the goat cheese into skillet, then pour in egg mixture.
Return to medium heat and cook 5 min, gently stirring occasionally, until starting to set. Top with remaining cheese and transfer to oven.
Bake 10 to 15 min, until puffed and set. Sprinkle with chopped parsley.