Pound Chicken Pieces To 1/4-Inch Thickness (Place Between 2 Sheets Of Waxed Paper Before Pounding). Combine Flour, Salt, Garlic Powder And Pepper In A Large Bowl. Add Chicken; Coat With Flour Mixture. Heat 2 Tablespoons Oil In Large Skillet Over Medium-High Heat. Cook Chicken 8 To 10 Minutes, Or Until Done, Turning Once. Remove From Pan. Add 1 Tablespoon Oil And Mushrooms To Skillet. Saute 2 To 3 Minutes. Mix Corn Starch, Wine, Chicken Broth, Basil And Onion Powder; Add To Mushrooms. Simmer, Uncovered, 2 Minutes Or Until Thickened. Serve Chicken And Sauce Over Cooked Linguine, If Desired.