Pulled-pork sandwiches with barbecue sauce and coleslaw. Joshua Resnick/Shutterstock If you're entertaining this Memorial Day weekend, set-it-and-forget-it dishes can be a lifesaver. From ribs to pulled pork, these slow-cooker recipes are perfect for summer gatherings. You can also make sides like potato salad and dips in a slow cooker. Sizzling burgers and blistered corn on the cob — this is how many mark the beginning of summer. WalletHub reported that 65% of Americans plan to barbecue this