jumbo pumpkin pecan muffins

Ingredients For jumbo pumpkin pecan muffins

• 2 1/2 c

  all purpose flour
• 1/2 c

  sugar
• 1/4 c

  brown sugar, firmly packed
• 2 tsp

  pumpkin pie spices
• 1 tsp

  baking powder
• 1 tsp

  baking soda
• 1/2 tsp

  salt
• 2

  eggs
• 1 (15oz) can

  pumpkin
• 1/2 c

  buttermilk
• 1/4 c

  vegatable oil
• 1 tsp

  vanilla extract
• 1/2 c

  chopped pecans
• TOPPING
• 1/3 c

  brown sugar, firmly packed
• 1/3 c

  finely chopped pecans
• 1/4 c

  all purpose flour
• 1/4 c

  cold butter