Tahini Brown Sugar Sesame Rolls

Name: Tahini Brown Sugar Sesame Rolls
Ingredients: For the bread; 1 cup sugar; 1 teaspoon ground cardamom; 1/2 cup (1 stick) unsalted butter; 12 ounces evaporated milk; 2 teaspoons kosher salt; 1/2 ounce (2 packages or 4 1/2 teaspoons) instant or active dry yeast; 1/4 cup warm water; 6 1/2 cups all-purpose flour, divided, plus more as needed; 1/2 cup sour cream; 3 large eggs; For the filling; 1/2 cup tahini; 1/4 cup brown sugar (add more, up to 1/2 cup, if you prefer a sweeter filling); 3 tablespoons sesame seeds, lightly toasted