1.In A Bowl, Mix The Wine, White Pepper, Liquid Smoke, Garlic, Black Pepper, Pepper Sauce, And Worcestershire Sauce. Place Pork In A Slow Cooker, And Cover With The Sauce Mixture. Cover, And Cook 4 To 5 Hours On Low, Or Until The Meat Shreds Easily. 2.Shred The Pork With A Fork. Mix In The Barbeque Sauce, Onion, Green Bell Pepper, Red Bell Pepper, And Yellow Bell Pepper. Continue Cooking 30 Minutes, Or Until Vegetables Are Tender. 3.Place Pork In A Strainer To Remove Excess Liquid, Pushing Down With A Large Spoon To Extract As Much Moisture As Possible. Liquid May Be Reserved As A Dipping Sauce.