1. Position oven rack in top third of oven. Heat oven to 325 degrees F. Line baking sheets with parchment or foil. If using foil, coat with nonstick cooking spray.
2. Beat together almond paste, sugar and 1 egg white in medium-size bowl until smooth. Beat in second egg white, then vanilla and orange extracts. Stir in flour until dough forms.
3. Drop batter by heaping teaspoonsful 2 inches apart on prepared sheets. Cover each cookie with pine nuts, about 1/2 teaspoon each.
4. Bake in top third of 325 degrees F oven until edges are golden, 15 minutes. Cool cookies on sheet on rack.