I found this family on the 1850 census of Gjellerup Parish, Ringkobing County, Denmark (on the Danish Demographic Database on the internet)
Peder Mortensen, married, age 60, head, born in Bjerring Parish, Viborg County
Katrine Barbara Breiner, age 54, wife (didn't list birthplace)
Morten Pedersen, 19, single, child, born in Karup, Viborg
Ane Marie Pedersen, 15, single, child, born in Gjellerup Parish.