Use a graduated pipet for smaller volumes. When finished, triple the volume of solution in the 1 L beaker with water and pour down the drain. If an aqueous solution is 24% or less ethanol it poses no environmental threat and can be poured down the drain.
1 Freeze breadsticks, uncovered, until completely firm, at least 2 hours.  FRY: Pour oil to a 2-inch depth in a large heavy-bottomed pot. Heat oil until it reaches a temperature of 350Â°F. A few at a time, fry the mozzarella sticks, being careful not to overburden the oil and cause the temperature to plummet. When done, cheese-sticks will be crispy and browned on the exterior, about 5 minutes. Drain on a double stack of paper towels.
1 Dip the flour coated cheese in the egg mixture and then coat with the bread crumb mixture. 2  Place mozzarella sticks in the freezer for about 30 minutes. 3  Remove the mozzarella sticks from the freezer and place them on a baking sheet. 4  Melt butter and drizzle it over the mozzarella sticks.