Blueberry Jam Muffins | Layers of Happiness Supper Club

Ingredients

• 1 cup Fresh blueberries
• 1 teaspoon Sugar
• 2 1/2 cups All-purpose flour
• 1 cup + 2 Tablespoons Sugar
• 2 1/2 teaspoon Baking powder
• 1 teaspoon Salt
• 2 Large eggs
• 4 Tablespoons Unsalted butter
• 1/4 cup Vegetable oil
• 1 cup Milk
• 1 1/2 teaspoon Vanilla
• 1/2 cup All-purpose flour
• 1/3 cup Granulated sugar
• 4 Tablespoons butter
• 1/2 teaspoon Cinnamon