Pumpkin Cream Cheese Swirl Muffins

Ingredients

• 8 oz cream cheese
• 1/2 cup vegetable oil
• 1/2 teaspoon salt
• 1 tablespoon vanilla extract
• 1 (15 oz) can pumpkin (pure pumpkin puree)
• 1 large egg yolk
• 1 3/4 cups all purpose flour
• 2 teaspoons vanilla extract
• 1/4 cup granulated sugar
• 1 tablespoon pumpkin spice
• 2 large eggs
• 1 teaspoon baking soda
• 1/2 cup packed brown sugar
• 1 cup granulated sugar