Well, when I googled it up, I came up with this recipe about 4 times on different web sites - maybe this will help you out.

Split Pea Tortellini Soup Mix

3 ounces dried cheese-filled tortellini (2/3 cup)
1/4 cup dried tomatoes -- snipped
1/3 cup dried split green peas
1/2 cup dried chopped carrots
1 tablespoon instant chicken bouillon granules
1 tablespoon dried minced onion
1 1/2 teaspoons dried basil -- crushed
1 1/2 teaspoons dried thyme -- crushed
1/2 teaspoon garlic powder
1/4 teaspoon ground pepper

Layer ingredients in a large jar.

GIFT TAG INSTRUCTIONS:

To make Split Pea Tortellini Soup:
Empty jar ingredients into a 3-quart saucepan. Add 5 cups water. Bring mixture to boil. Reduce heat; cover and simmer 50 minutes or until peas are tender. (Option: Add 1 cup chopped cooked ham or sausage.)

Serves 4.

Here is a link that might be useful: Soup Mix