Poppy Seed Muffins

Ingredients

• 2 cups flour
• 1/4 cup poppy seeds
• 1/2 teaspoon salt
• 1/4 teaspoon baking soda
• 1/2 cup butter, room temperature
• 3/4 cup sugar
• 2 eggs
• 3/4 cup sour cream
• 1 1/2 teaspoons vanilla