Jalapeno Potato Soup

• 210 south adams street
• 18 this recipe courtesy of the peach tree gift gallery
• 1 onion (chopped)
• 1,400 gr russet potatoes (peeled)
• 1,900 ml chicken broth
• 950 ml evaporated milk
• 65 gr jalapeno chiles coarsely (chopped)
• 55 gr margarine
• 2 gr cumin (ground)
• 1 gr baking soda see note