peanut butter streusel brownies

Ingredients For peanut butter streusel brownies

• 4

  (1-oz.) unsweetened chocolate baking squares
• 3/4 c

  butter
• 1 1/2 c

  granulated sugar
• 1/2 c

  firmly packed brown sugar
• 3 lg

  eggs
• 1 c

  all-purpose flour
• 1 tsp

  vanilla extract
• 1/8 tsp

  salt
• 1/2 c

  all-purpose flour
• 2 Tbsp

  light brown sugar
• 2 Tbsp

  granulated sugar
• 1/3 c

  chunky peanut butter
• 2 Tbsp

  melted butter
• 1/8 tsp

  salt