Raspberry-filled Coffee Muffins Recipe

Ingredients

• 3/4 Cup Butter (room temperature)
• 1 1/2 cups sugar
• 3 pieces Egg
• 2 teaspoons vanilla
• 1 Cup sour cream
• 1/4 Cup milk
• 2 tablespoons Coffee (use black coffee)
• 2 1/2 cups Flour
• 2 teaspoons baking powder
• 1/2 teaspoon Baking soda
• 1/4 teaspoon Salt
• 1 Cup walnuts (chopped)
• 3/4 Cup raspberry jam