2cupspacked light brown sugar(you can use white sugar)
2/3cupsolid vegetable shortening
2tspbaking powder
1/2 tspbaking soda
1/2tspcinnamon
1/2tspsalt
2largeeggswell beaten
1cup buttermilk
1/2cupchopped walnuts
Instructions
Preheat oven to 350 F and line a muffin pan with cupcake liners (plus extra 2-4 holes from another muffin pan) for a total of about 14-16 holes).
Combine flour and sugar in a large bowl and stir until incorporated. Break the shortening into small bits and cut them into the flour mixture using your fingers. in a rubbing motion. Once the mixture looks like a coarse meal with some lumps, scoop about a half a cup from it and set aside.
Add baking powder, baking soda, cinnamon and salt to the remaining flour mixture in the large bowl and mix well. Add the buttermilk and eggs and mix everything until the batter is shiny and thick.
To make the crumb topping, add walnuts to the reserved flour mixture in step 2 and stir well. Scoop batter into the muffin liners until they are about 2/3 full. Sprinkle about a tablespoon of the crumb topping to each muffin batter. Bake for 25-30 minutes or until a toothpick inserted at the center of muffin comes out clean.
Notes
Adapted from the book, Baking with Julia by Dorie Greenspan, Buttermilk Crumb Muffins.