- Cube ham into small 1/4 inch pieces 
- In a large pot, add 6 quarts of water, bring to boil - add salt to taste like the sea 
- Lower temperature on the water to medium high, add penne pasta, return to boil, and cook according to package directions until al dente 
- While pasta is cooking, melt butter in a large saucepan 
- Saute ham in the saucepan to warm 
- Add cream to saucepan, with a 1/4 cup reserved 
- Whisk in 1 TBS flour into the 1/4 cup reserved cream, stir into ham and cream, until thickened 
- While ham is sauting, place green peas into a strainer and run under warm water to thaw if frozen, drain peas well 
- Add peas to ham and cream 
- Drain pasta, reserving about 1/2 to 1 cup of pasta water 
- Stir pasta into ham, sauce, and peas; add a little bit of pasta water at a time if sauce is too thick. Continue to add until consistency is right for you. 
- Taste for salt, add more as needed 
- Sprinkle with a dash of nutmeg 
- Serve warm with grated parmesan cheese on the side