Let’s be honest—boxed brownie mix is one of the best shortcuts in the baking aisle. It’s quick, consistent, and always hits that chocolatey craving. But if you’re like me, sometimes you want to ...

I’ve experimented with them by swirling in peanut butter, Nutella ... present in all brownies, whether from scratch or a box. How To Add Sour Cream to Your Boxed Brownie Mix Simply whisk ...

“I like to double the quantities in this recipe and make them in the same-sized tin for fat, squidgy brownies ... and mix well with a wooden spoon. Scrape out the contents of a jar of Nutella ...