1. In a large saucepan, saute onion and green pepper in butter until tender. Add broth and potatoes. Bring to a boil. Reduce heat; cover and simmer until potatoes are almost tender. Stir in jalapeno, mustard, salt, paprika, adn red pepper flakes. Add corn, green onions and 2? cups milk. Bring to a boil. 2. Combine flour and remaining milk until smooth; gradually add to soup. Bring to a boil. Cook and stir for 2 minutes or until thickened and bubbly.