Looking for today's mass readings. Update church info » liturgical. 8:30 am (live stream) 11:00 am. Saint ambrose catholic parish. Webmonday, 23rd week in ordinary time. Mass times and detailed church information for st ambrose cathedral located in des moines, iowa. Weblord jesus christ, i approach your banquet table in fear and trembling, for i am a sinner, and dare not rely on my own worth, but only on your goodness and mercy. Webit is customary to make an offering of $10 to request a mass, but it is not required. O lord, who hast mercy upon all, take away. 1975 south 2300 east.