Pineapple Buns Recipe

Ingredients

• ¼ cup plus 3 tablespoons (100g) milk
• 2 tablespoons (20g) bread flour
• ½ cup plus 1 Tbsp. (125g) warm milk, at 110ºF
• 1 tsp. active dry yeast
• ¼ cup (50g) granulated sugar, plus a pinch
• 2⅔ cups (335g) bread flour, plus more for work surface
• ½ teaspoon coarse salt
• 1 large egg
• 4 Tbsp. (55g) unsalted butter, cut into pieces and softened
• 1 tsp. canola or other neutral flavored oil, for bowl
• 2 cups (250g) all-purpose flour
• ¼ teaspoon baking soda
• ¼ teaspoon coarse salt
• 1 stick (113g) unsalted butter, softened
• ½ cup (100g) sugar
• ½ teaspoon pure vanilla extract
• 2 drops yellow food coloring
• 1 large egg, white and yolk separated into two small bowls