Strawberry Cheesecake Cake - Baking with Blondie

Name: Strawberry Cheesecake Cake - Baking with Blondie
Cuisine: American
Ingredients: STRAWBERRY CHEESECAKE CAKE[br]; 9 whole graham crackers; 1/4 cup brown sugar; 6 Tablespoons melted unsalted butter; 1 cup buttermilk, room temperature; 4 oz cream cheese, very softened; 4 egg whites, room temperature; 1/3 cup sour cream; 1/3 cup vegetable oil; 1 Tablespoon vanilla; 1 Tablespoon Cream Cheese LorAnn Emulsion (optional); 1 white cake mix (I prefer Duncan Hines); [br]; STRAWBERRY SAUCE/FILLING: [br]; 1 cup water; 1 cup granulated sugar; 2 Tablespoons cornstarch; 3 oz package strawberry Jell-o, with 1 Tablespoon Jell-o mix removed; CREAM CHEESE BUTTERCREAM: [br]; 2 sticks unsalted butter, left out of fridge for about 20 minutes; 8oz cream cheese; pinch of salt; 1/4 cup heavy cream; 6-7 cups powdered sugar, sifted; GARNISHES: Sliced and Whole Strawberries; RED COLORING GEL