Place potatoes in a large saucepan and cover with water. Bring to a boil. Reduce heat; cover and cook for 15-20 minutes or until tender. Drain. Mash potatoes; set aside., In a large skillet, saute onion in oil until tender. Add the garlic, salt, curry powder, cumin and pepper; cook 1 minute longer. Remove from the heat. Stir in the mashed potatoes, garbanzo beans, peas and cilantro., Place 1 sheet of phyllo dough on a work surface with a short end facing you. (Keep remaining phyllo covered with a damp towel to prevent it from drying out.) Spray sheet with cooking spray; repeat with 1 more sheet of phyllo, spraying the sheet with cooking spray. Cut into two 14x4-1/2-in. strips., Place 2 tablespoons of filling on lower corner of each strip. Fold dough over filling, forming a triangle. Fold triangle up, then fold triangle over, forming another triangle. Continue folding, like a flag, to the end of the strip., Spritz end of dough with spray and press onto triangle to seal. Turn triangle and spritz top with spray. Repeat with remaining phyllo and filling., Place triangles on greased baking sheets. Bake at 375° for 20-25 minutes or until golden brown. If desired, serve with mint chutney.