Who’s behind it: 39-year-old Evan Sanderson. Based in: Sterling. Backstory: During grad school for sports psychology, Sanderson began baking cakes to unwind.Her business start-ed in 2012. First one ...

2⃣ Make the Cake Batter. In a large bowl, whisk together flour, sugar, cocoa powder, baking powder, baking soda, and salt. Add eggs, milk, oil, and vanilla.