(TrendHunter.com) The Portland-based ice cream purveyor Salt & Straw is already known for its unusual flavors and now the brand is pushing things even further with a new innovation: a line of ice cream for dogs... (TrendHunter.com) The Portland-based ice cream purveyor Salt & Straw is already known for its unusual flavors and now the brand is pushing things even further with a new innovation: a line of ice cream for dogs...