Pumpkin Conchas

Name: Pumpkin Conchas
Prep time: 30 min
Total time: 30 min
Cuisine: American, Mexican, Latin American
Ingredients: 2.25 cups all-purpose flour; 0.5 cup pumpkin puree; 0.25 cup warm milk; 1 large egg yolk; 2 tablespoons butter, melted; 2 tablespoons white sugar; 1 (.25 ounce) package active dry yeast; 1 teaspoon kosher salt; 0.125 teaspoon vanilla extract; 0.5 cup powdered sugar; 0.5 cup all-purpose flour; 1 pinch kosher salt; 0.25 teaspoon ground cinnamon; 0.125 teaspoon ground allspice; 1 pinch ground nutmeg; 0.25 cup butter, at room temperature; orange food coloring