01 -
Get your oven warming up to 350°F and spray a 9x13 inch baking dish with nonstick cooking spray.
02 -
Grab your mixing bowl and throw in the butter pecan cake mix, the whole tub of coconut pecan frosting, eggs, oil, and water. Mix everything really well until it's all smooth and combined.
03 -
Stir those chopped pecans into your batter - they'll add such a nice texture to every bite. Pour it all into your prepared pan.
04 -
Pop it in the oven for about 35-40 minutes. You'll know it's done when it springs back when you touch it and has a nice golden brown color. A toothpick stuck in the middle should come out clean.
05 -
While the cake is baking, make your sauce. Melt the butter in a small pot over medium heat, then pour in the sweetened condensed milk. Keep stirring until it's heated through, then mix in those chopped pecans.
06 -
When serving, either drizzle the warm sauce over individual slices, or go all out and pour it over the whole cake. Both ways are absolutely delicious!