Éclair in a pan

ingredients
1 cup water
1/2 cup butter
1/8 teaspoon salt
1 cup all-purpose flour
4 eggs
3 cups whipped cream,
1 box of instant pudding
directions1. Preheat oven to 400 degrees F. Grease a 9x13 glass pan. In a medium saucepan combine water, butter, and salt. Bring to boiling. Add flour all at once, stirring vigorously. Cook and stir until mixture forms a ball. Remove from heat. Cool for 10 minutes. Add eggs, one at a time, beating well with a wooden spoon after each addition. Spread into the bottom of pan.Mix pudding with 1 cup milk (a cup less than it calls for), and then mix with 2 cups of the cool whip.After éclair is done cooking, let cool completely. Then layer with pudding mixture, and top with cool whip. Drizzle with chocolate/caramel/or both.