Matzo Ball Scotch Egg with Horseradish Avo

Name: Matzo Ball Scotch Egg with Horseradish Avo
Ingredients: * for matzo ball scotch egg:; * 6 egg, divided; * 3 tablespoon olive oil or schmaltz; * 3 tablespoon seltzer; * 1 1/4 cup matzo meal, divided; * 2 tablespoon grated onion, dried well; * 1 teaspoon baking powder (thi give you light and fluffy ball); * 1/4 teaspoon kosher salt; * 1/4 teaspoon cracked black pepper; * 1/4 cup olive oil oil or other oil; * for horseradish avocado dip:; * 1 large avocado; * 1 tablespoon fresh lemon juice; * 1 tablespoon prepared horseradish; * salt to taste