Light And Fresh Cranberry Pecan Pie

• 16 squares
• 2 cranberries (fresh)
• 2 egg whites
• 1 unbleached all-purpose flou
• 1/4 pecans (whole)
• 130 gr sugar
• 120 ml corn oil margarine
• 100 gr graham cracker crumbs
• 75 gr brown sugar
• 45 gr pecans (chopped)