4 serves
20 m
20 m
Heat oil in a large saucepan over medium-high heat. Add onion and garlic to pan. Cook, stirring for 2 minutes, or until lightly golden. Add pumpkin, chilli powder and tomato paste. Cook, stirring a further 2 minutes.
Stir in tomatoes, beans and 1 cup water. Bring to the boil. Cover with lid. Reduce heat. Gently boil for about 15 minutes or until pumpkin is tender and mixture is thick, stirring occasionally. Remove from heat. Stir in coriander.
Meanwhile, mash avocado with lemon juice in a small bowl.
Spoon pumpkin mixture over toasted roll halves. Top with avocado and sprinkle with pine nuts. Serve with lemon wedges, if desired.