Combine 1 3/4 cups flour, butter and sugar in bowl. Beat at medium speed, scraping bowl often, until mixture resembles coarse crumbs. Stir in 1/3 cup pecans.
Line 13x9 inch glass baking pan with foil or parchment paper. Spray with Pam. Press crust mixture evenly onto bottom. Bake 15 minutes or until edges are very light golden brown.
Combine all filling ingredients EXCEPT 1 1/2 cups pecans in bowl; mixing well. Stir in pecans. Spread evenly over hot, partially baked crust. Bake 30-35 minutes or until filling is set and knife inserted 1 inch from edge comes out clean. Cool completely; refrigerate.
Allow to come to room temperature before cutting into bars to make it easier to cut.