Spinach Feta Tomato Quiche

Spinach Feta Tomato Quiche : 1 deep dish pie shell, 1 1/2 tsp olive oil, 1 shallot, chopped, 5 eggs, 1/2 cup 1% milk, 1/2 tsp each salt and pepper, 1/2 cup shredded cheddar cheese, 8 nuggets of chopped frozen spinach, prepared and well drained, 1 tbsp fresh basil chopped, 1 cup cherry or grape tomatoes.