Preheat oven to 325° Then spray a 3 quart baking dish with cooking spray.
Prep the ingredients
Combine all the dry ingredients in mixing bowl. flour, sugars, cocoa, and salt.
In a large mixing bowl whisk the eggs, oil, water, and vanilla.
Combine the dry to the wet in the large mixing bowl, then add the peanut butter cups. Mix..
Spread the mix into the baking dish. It will be thick, no worries that is how we get the good ooey gooey brownie.
Top with the twix bars.
Bake for 40 minutes or until a toothpick comes out clean.
Let cool then cut into squares. Eat alone, ala mode, top with whip cream, caramel, hot fudge, or anyway you desire!
ENJOY!