Prepare all ingredients.

Use a large pot to avoid overflow.

Pour milk into the pot.

Add heavy cream to the pot.

Add sugar to the pot.

Bring the mixture to a boil.

Lower the heat and add Earl Grey tea bags.

Steep tea bags for 5 minutes, then remove.

Cut one tea bag and grind the leaves, then add to the pot.

Simmer and stir continuously for about an hour.

Check the consistency by dropping a bit into cold water.

Sterilize glass jars and dry them thoroughly.