Slightly-Vanilla Muffins With Cinnamon-Crumb Topping

• For the topping
• 1/3 cup sugar
• 1/3 cup brown sugar
• 3/4 teaspoon cinnamon
• 1/8 teaspoon salt
• 8 tablespoons butter, melted
• 1 3/4 cups flour
• For the muffin
• 1 1/4 cups cake flour
• 1/2 cup sugar
• 1/4 teaspoon baking soda
• 1/4 teaspoon salt
• 6 tablespoons butter, cut int 6 pieces, softened but still cool
• 1 large egg
• 1 egg yolk
• 1 teaspoon vanilla extract
• 1/3 cup yoghurt

1. Whisk together sugar, cinnamon, salt.
2. Pour butter over top.
3. Use wooden spoon to combine.
4. Add flour and mix until batter is thick.
5. Set aside.
6. In the bowl of a stand mixer, fitted with paddle attachment.
7. Mix flour, sugar, baking soda, salt on low.
8. Add butter, one piece at a time.
9. Continue beating until mixture has moist crumbs, no visible butter chunks. About 1-2 minutes.
10. Add egg, egg yolk, vanilla, yoghurt.
11. Mix until incorporated, batter light and fluffy.
12. Using a 1/4 cup measuring cup, divide batter equally.
13. Sprinkle a generous heaping of crumb topping.rnIf not crumbly, using fingers, pinch dough.rnDo not press the crumbs into the batter.
14. Bake for 20 minutes or until golden and toothpick is clean.

topping, sugar, brown sugar, cinnamon, salt, butter, flour, cake flour, sugar, baking soda, salt, butter, egg, egg yolk, vanilla, yoghurt

Taken from food52.com/recipes/35911-slightly-vanilla-muffins-with-cinnamon-crumb-topping (may not work)