Mom's Best Hot Cross Buns

Ingredients (13)

• 1 package (1/4 ounce) active dry yeast
• 1 tablespoon plus 1/2 cup sugar, divided
• 1 cup warm milk (110° to 115°)
• 1/4 cup butter, softened
• 1/4 cup raisins
• 1 egg
• 1/4 teaspoon salt
• 3-1/2 to 3-3/4 cups all-purpose flour
• ICING:
• 2/3 cup confectioners' sugar
• 1 teaspoon butter, softened
• 1/4 teaspoon vanilla extract
• 2 to 3 teaspoons milk