Soft Pumpkin Brownies

Ingredients

• 2 tsp vanilla extract
• 1/2 tsp salt
• 3 eggs
• 3/4 tsp ground cinnamon
• 1/2 tsp baking powder
• 1/2 tsp ground nutmeg
• 1/2 tsp ground cloves
• 3/4 cup all-purpose flour
• 3/4 cup butter, melted
• 1/2 cup pumpkin puree
• 1 1/2 cups white sugar
• 1/2 cup semi-sweet chocolate chips
• 1/2 cup chopped walnuts
• 1/4 cup cocoa powder