Chicken Soup with Matzo Balls

INGREDIENTS

• 1 1/2 teaspoons sea salt
• 2 teaspoons whole peppercorn
• Pinch ground pepper
• Cooked chicken pieces, shredded
• 2 bay leaves
• 4 large eggs
• 4 medium onions, quartered
• 4 carrots, large dice
• 4 teaspoons sea salt
• Fresh dill, plucked
• 1 bunch fresh parsley
• 4 cloves
• Carrot, sliced on the bias
• 1 cup matzo meal
• 6 celery stalks with leaves on, cut into pieces
• 10 cloves garlic, whole
• Celery, sliced on the bias
• 1/2 teaspoon baking soda
• 5 pounds chicken bones with some meat on them (backs, necks, wings, etc.)
• 2 tablespoons schmaltz, at room temperature
• 1/4 cup seltzer
• Fresh lemon juice