Combine all ingredients in a food processor. Process until ingredients are thoroughly combined. Store any leftovers in an airtight container in the refrigerator.
For the crostini:
Preheat oven to 400 degrees.
Arrange baguette slices in one layer on a cookie sheet. Drizzle with half of olive oil.
Sprinkle evenly with the spices.
Bake for 7 minutes. Flip crostini over. Season with remaining olive oil and spices. Bake for another 7 minutes or until crostini is toasted.
To assemble:
Spread about 1 teaspoon of the basil cream cheese on a crostini. Top with a slice of tomato.