Guest Post: Apple Walnut Tart with Maple Custard from Baking A Moment

Name: Apple Walnut Tart with Maple Custard
Yield: 10
Ingredients: 2 Apples; 1 Juice of a lemon; 1 Egg white; 6 Egg yolks; 1/4 cup Apricot jam; 1/2 cup Maple syrup, pure; 1/4 cup Cornstarch; 2 tbsp Granulated sugar; 3/4 tsp Kosher salt; 1 tsp Vanilla extract; 2 1/2 cups Walnut; 4 tbsp Butter, unsalted; 1 1/2 cups Milk