The Best Blueberry Crumb Muffins - Kosher.com

Ingredients

• 1 cup milk
• 1/3 cup sour cream
• 1/3 cup oil, such as Gefen Canola Oil
• 1/3 cup butter, melted
• 2 eggs
• 1 teaspoon Gefen Vanilla Extract
• 3 cups Glicks Flour
• 1 cup sugar
• 4 teaspoons baking powder
• 1/2 teaspoon salt
• 2 and 1/2 cups blueberries, tossed in 2 tablespoons Glicks Flour
• 1/2 cup Glicks Flour
• 1/4 cup sugar
• 1/4 cup butter