Tomato Tart/Pie

2-3 Large Ripe red tomatoes sliced
1 9" pie crust, unbaked ( i make my own or use the roll out premade stuff)
1 1/2 C cheese (any kind)
 Salt pepper to taste
1 egg
1/4 C heavy cream
2 TBSP dijon or brown mustard
1 tsp dried thyme

Lay out crust in 9" pie plate, Preheat oven to 400 degrees. Spread Mustard onto bottom of crust. Top with 1/2 the tomato slices or enough to cover. Sprinkle on half the cheese. Season with 1/2 the tyhme and salt and pepper. Repeat and use up the rest of the tomatoes and the cheese as well as the thyme. In small bowl, wisk egg and cream. Drizzle over top and bake for 30-45 minutes until cheese is bubbly and golden. Serve warm or room temp.