Possible Clues:

• Freezer brand
• "Slow Churned" ice cream brand
• Häagen-Dazs competitor
• East Coast ice cream brand
• Dreyer's, east of the Rockies
• "Grand" brand of ice cream
• Ice cream known as Dreyer's on the West Coast
• Häagen-Dazs rival
• "Grand" ice cream maker
• Ben & Jerry's competitor