Step 1

Preheat the oven to 350 degrees F (175 degrees C).

Step 2

Pour melted butter into a 9x13-inch heat-resistant glass container (such as Pyrex®). Cut each cinnamon roll into 8 pieces and spread in the dish.

Step 3

Beat eggs using a whisk in a large bowl. Beat in heavy cream, cinnamon, and vanilla extract until combined. Pour over cinnamon rolls. Sprinkle with pecans and maple syrup.

Step 4

Bake in the preheated oven until golden brown, about 25 minutes. Remove from the oven and let cool 15 minutes.

Step 5

Meanwhile, microwave cinnamon roll icing according to package instructions until soft, about 15 seconds. Pour over cooled casserole.