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An ice cream laboratory guide

EXERCISE NUMBER XI CUSTARD ICE CREAM

Reading edition

Freeze custard ice creams after the following receipts as assigned and fill out report blank on opposite page. Quantities given are for hand freezers.

Receipts:

No. 1.

6 quarts of milk

3 pounds of sugar

24 eggs

12 tablespoonfuls of cornstarch

6 tablespoonfuls of vanilla or to taste.

Put the milk over the fire in a farina or double water boiler. Moisten the cornstarch with a little cold milk so that it can be added to milk without lumping. When the milk is hot, add the cornstarch and stir until it begins to thicken. Beat the eggs and sugar together until light and then add them to the hot milk. Cook a few minutes, take from fire, flavor and cool and freeze same as ice cream.

Other flavors as coffee or chocolate may be made by substituting these flavors for the vanilla.

No. 2.

5 quarts milk

1 quart 30% cream

8 eggs

2½ pounds sugar

6 tablespoonfuls flour

1½ ounces of vanilla or to taste

Follow directions given for No. 1.

No. 3.

2 quarts 30% cream

4 quarts of milk

3 pounds of sugar

1½ quarts Minute Tapioca

yolks of 4 eggs

1 teaspoonful salt

4 teaspoonfuls lemon extract

2 teaspoonfuls rose extract

Cook the tapioca in two quarts of milk for 10 minutes, then add the rest of the milk, the sugar and salt. Cook ten minutes longer. Remove from fire and add the egg yolks well beaten. Then add the extract, cool, and freeze. When nearly done, add the cream previously beaten to stiff froth and finish freezing.

EXERCISE XI REPORT

Date_________________________ Receipt Number_______________

CREAM: ICE CREAM:

Age _______ Gallons _______

Acidity _______ Weight per gallon _______

Temperature _______

SWELL:

STANDARDIZATION: Gallons________ Per cent. _______

Per cent fat in cream _______

Per cent fat in milk _______ FREEZING:

Standardize_______ pounds Freezer used _______

of cream testing _______ Pounds ice used _______

per cent fat. Pounds salt used _______

TIME:

Illustration from An ice cream laboratory guide

Of starting freezer _______

That mix reaches 30° F _______

Required to reach 30° F _______

That freezing is completed _______

Total time required to freeze _______

Give proportion.

x = the pounds _______

Pounds of cream used _______ TEMPERATURE:

Pounds of milk used _______ Of mix entering freezer _______

Of brine when mix reaches 30° F _______

MIX: Of ice cream when removed _______

Pounds _______ Of brine at this time _______

Gallons _______

Weight per gallon _______

Per cent fat it should test _______

Was gelatin used? _______ By method 1, 2 or 3? _______

In milk or water? _______

Remarks:

Comments on ice cream after it is hardened:

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