raspberry lemonade muffins

Ingredients For raspberry lemonade muffins

• 1/4 c

  butter, room temperature
• 1/4 c

  plain greek yogurt
• 1 c

  sugar
• 2

  eggs, room temperature
• 2/3 c

  milk
• 1 Tbsp

  lemon zest (about 2 lemons)
• 1 Tbsp

  lemon juice
• 1 tsp

  pure vanilla extract
• 1 1/2 c

  all-purpose flour
• 1 1/2 tsp

  baking powder
• 1/2 tsp

  salt
• 1 c

  fresh raspberries
• FOR THE CRUMB TOPPING
• 1/4 c

  flour
• 2 Tbsp

  butter, cold
• 2 Tbsp

  brown sugar