Preheat oven to 400 degrees

Mix first 5 ingredients in a large bowl. Add the butter; rub with fingers until mix resembles coarse meal.

Make well in center, add sour cream and vanilla to the well.

With a fork, stir sour cream mix into dry dough forms.

Turn out onto a lightly floured surface; sprinkle the apricots over.

Knead dough until apricots are incorporated; flatten dough into 8-inch round and then cut into 8 wedges.

Transfer to baking sheet. Brush with the egg and sprinkle with a bit of brown sugar.

Bake until golden, about 20 minutes.

Drizzle with glaze. To prepare glaze, whisk together 2 cups confectioners' sugar, 2 tablespoons softened butter, 1 teaspoon vanilla, and 1 tablespoon of milk. Whisk until well combined, adding additional milk if necessary. Immediately drizzle over scones.