Preheat oven to 350°F and line a 9×13-inch pan with aluminum foil, ensuring it hangs over the edges a bit, then grease with non-stick spray.
Unfold pecans, brown sugar and 1 cup of the coconut within the pan. Sprinkle with cinnamon and salt, and drizzle with vanilla extract and melted butter.
In a medium bowl, beat collectively the two/3 cup butter and 1 cup brown sugar on medium pace with an electrical mixer till creamy. Proceed mixing on low, and add eggs separately, adopted by vanilla, mixing till totally mixed.
Add baking powder and salt, mixing on low till integrated. Add 1/2 of the flour, adopted by milk, after which remaining flour, mixing nicely after every addition.
Pour batter over pecan combination in ready pan and bake till a toothpick inserted into the middle comes out clear, about 35-40 minutes.
Run a knife across the sides of the pan to loosen and let cake cool in pan for five minutes. Invert cake onto a platter, utilizing foil overhang as wanted. Let cool quarter-hour earlier than serving. Get pleasure from!
