Preheat oven to 375 degrees, line 12 muffins cups with liners.
In a medium bowl combine flour, baking powder, cinnamon and salt. In another medium bowl combine pumpkin, milk, eggs, brown sugar, butter and dried fruit. Mix well. Pour pumpkin mixture into flour mixture and mix just until all of the dry mixture is incorporated. Divide mixture evenly between 12 muffin cups. Combine streusel ingredients - sugar, nuts and cinnamon, sprinkle over muffins. Bake 20 - 25 minutes or until a tester comes out clean. Remove to a wire rack, cool slightly. Serve warm, makes 12 muffins