In Covered 2-Qt. Microwave-Safe Dish, Cook Bacon On High For 4-5 Minutes Or Until Crisp. Remove With Slotted Spoon To Drain; Set Aside. Drain Clam Juice Into The Drippings. Stir In Potatoes And Onion. Cover And Cook On High For 8-10 Minutes Or Until Potatoes Are Tender, Stirring Once Or Twice. Stir Flour Into 1/4 Cup Of Milk; Add To Potato Mixture. Stir In Salt, Pepper And Remaining Milk. Cover And Cook On Medium For 6 Minutes, Stirring Once Or Twice. Let Stand For 3-5 Minutes. Stir In Clams And Butter. Garnish With Bacon And Parsley.