Pot roast delivers great flavor for an affordable price at about $2.40 per serving. Alter this recipe's cooking time to suit your needs, using the high-heat setting on your slow cooker to speed things up, if you like. Feel free to stir in other root vegetables like butternut squash or parsnips to make this one-dish dinner even tastier. Serve with hunks of crusty bread on the side. Ingredients with an asterisk (*) are available as Whole Foods Market Brands.