banana bread bars with brown butter frosting

Ingredients For banana bread bars with brown butter frosting

• BANANA BREAD BARS
• 1 1/2 c

  sugar
• 1 c

  sour cream
• 2

  eggs
• 1/2 c

  butter, softened
• 1 3/4 c

  mashed ripe bananas (3-4 bananas)
• 2 tsp

  vanilla extract
• 2 c

  all purpose flour
• 1 tsp

  baking soda
• 3/4 tsp

  salt
• 1/2 c

  chopped walnuts (optional)
• BROWN BUTTER FROSTING
• 1/2 c

  butter
• 4 c

  powdered sugar
• 1 1/2 tsp

  vanilla extract
• 3 Tbsp

  milk