Dog Biscuits

INGREDIENTS

• 1/2 cup packed light brown sugar
• 1/2 cup toasted wheat germ
• 1 1/2 sticks (3/4 cup) cold unsalted butter, cut into tablespoon pieces
• 1 1/4 cups old-fashioned rolled oats
• 1 1/4 cups all-purpose flour
• 1 large egg
• 1/2 cup chopped fresh flat-leaf parsley
• 1 1/4 cups whole-wheat flour
• 1 1/2 teaspoons salt
• 1/2 cup chopped fresh mint leaves
• 1 tablespoon baking powder
• 1 1/4 cups cornmeal
• 1 cup plus 1 tablespoon water