Velvety Beetroot Cupcakes

Why This Velvety Beetroot Cupcakes Works

In the oven, the beetroot puree and buttermilk keep the batter moist while the heat sets the cupcakes. As the batter warms up, the baking powder and baking soda react with the buttermilk and the little bit of vinegar. Tiny bubbles form inside the batter, so the cupcakes rise instead of baking up dense. Cocoa powder and flour give the batter structure, and the egg sets as it bakes, so the cupcakes hold their shape but still stay soft.

During baking, melted butter spreads through the batter and coats the flour, so the cupcakes stay tender instead of chewy. Sugar melts and mixes into everything, so the crumb stays even and not crumbly. After they come out of the oven, cooling on the rack lets the steam escape slowly, which keeps the texture velvety instead of soggy. Once the cream cheese and powdered sugar are beaten together, the frosting turns smooth and thick, so it sits nicely on top without sliding off.

Mistakes To Avoid

Overbaking these cupcakes dries them out fast. The beetroot and buttermilk keep the crumb soft only if the baking time stays close to 18–20 minutes; leaving them in “just a bit longer” makes the tops tough and the inside crumbly instead of velvety.

Using beetroot that is too wet or not pureed smoothly throws off the batter. Chunky or watery beetroot makes the mixture uneven, so some cupcakes rise oddly, with soggy pockets or dense, heavy centers instead of an even, soft texture.

Overmixing the batter after the wet and dry ingredients come together tightens the gluten in the flour. The cupcakes then bake up with a domed, chewy top and a dense, bready crumb instead of a light, tender bite.

Frosting even slightly warm cupcakes melts the cream cheese topping. The frosting then slides off, soaks into the cake, and turns thin and greasy instead of staying as a smooth, creamy layer on top.